Four good reasons to indulge in cryptocurrency! A 45% (w/w) concentrated Potassium hydroxide solution is a clear colorless liquid that can be purchased from several commercial suppliers. How do you make a 10% HCl solution? We can use the rearranged molarity equation to calculate the moles of. Example: 35 ml of 1.25 M HCl acid is needed to titrate a 25 ml solution of NaOH. Add 887.8 mg of Potassium Phosphate Monobasic to the solution. Volume of 100 g of Potassium Hydroxide : 100/1.456 = 68.6813 ml. Justify your answers. Re: 30% Koh solution mixture 30g pure KOH in 100 mL water = 30% solution. Copyright 1998-2023 by Eni Generalic. Explain your answer. 2) Calculate molarity of second solution (produced by diluting the first solution): M1V1= M2V2 (0.0200 L) (0.610585 mol/L) = (0.500 L) (x) How do I prepare a 1M KOH solution? - ECHEMI Best for Showers: Home Armor Instant Mold and Mildew Stain Remover. The acid number was calculated according to Equation (1). Step 2:Find the pH of the equivalence point (s) and the volume (mL) of needed to reach it in titrations of 0.588 m KOH needed to reach it in titrations of 23.4 mL of 0.0390 M HNO2. This website uses cookies to improve your experience while you navigate through the website. Using 80 ml of distilled water, dissolve 66 g of 85% KOH pellets or 56 g of anhydrous KOH. Preparation of 1M KOH solution? - Answers It is not possible to simply separate the mixture components, but no chemical change has occurred to any of the components. We could also have solved this problem in a single step by solving Equation 12.1.2 for Vs and substituting the appropriate values: \( V_s = \dfrac{( V_d )(M_d )}{M_s} = \dfrac{(2 .500\: L)(0 .310\: \cancel{M} )} {3 .00\: \cancel{M}} = 0 .258\: L \). wt. Weigh 10 g potassium hydroxide (KOH) pellets. How many grams of C H 3 O H should be added to water to prepare 1 5 0 ml solution of 2 M C H 3 . how do you find the volume when given the mass and M value, We know that the formula to calculate the molarity of a substance is. of KOH is 56) in distilled water and make the final volume to. To prepare 1.00L of solution, dissolve 10.11g KNO3 (that's 0.100 mol) in water, and then dilute that solution to 1.00 liter using a graduated cylinder or Fill order form To place an order, please fill out the form below. Molarity is not the same as concentration, although they are very similar. 16 Dec. 2008. A solution of a desired concentration can also be prepared by diluting a small volume of a more concentrated solution with additional solvent. Cells are obtained from the affected area, placed on a slide with a solution consisting of potassium hydroxide, and examined under a microscope to look for signs of a fungus. At least two phases are always present in the mixture, and it's usually possible to physically separate them. For preparing 60% KOH solution, you have to just Weigh 600 g pellets of KOH and dissolve in 1000 ml of distilled water (or, 60 g KOH pellets dissolved in 100 ml distilled water. A 1 molar (M) solution will contain 1. These hydroxide ions act as a strong nucleophile and replace the halogen atom in an alkyl halide. Transfer the prepared solution to a clean, dry storage bottle and label it. You can also calculate the mass of a substance needed to achieve a desired molarity. What is the traditional nomenclature of NaOH? Rearranging, n = CV = 0.50 0.25 = 0.125 mol We need 0.125 mol of KOH and the molar mass of KOH is 56.1 g mol1, so 56.1 0.125 = 7.0 g. We need 7.0 g of KOH. 2.5 Normality and molarity of sodium hydroxide are the same. 12.5 x 100 Volume of H SO (c) The measured volume in the second flask is then diluted with solvent up to the volumetric mark [(Vs)(Ms) = (Vd)(Md)]. 0.01 N KOH solution can be prepared as follows. 1 Answer David G. May 22, 2016 250 cm3 = 0.25 dm3 (= 0.25 L) For a solution, C = n V (concentration = number of moles/volume). 1 1 M. M V = 16. 10 N KOH (solution I) to 100 ml. Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. Design strategies of Pt-based electrocatalysts and tolerance strategies Stir the sodium hydroxide, a little at a time, into a large volume of water and then dilute the solution to make one liter. You can then determine the concentration of the analyte by measuring the volume of titrant used. Therefore, m o l e s C o C l 2 2 H 2 O = ( 10.0 g 165 .87 g / m o l) = 0 .0603 m o l The volume of the solution in liters is pH = 14 pOH = 14 1.48 = 12.52. Potassium Phosphate (pH 5.8 to 8.0) Preparation and Recipe PDF 20-titration of KHP - Laney College If a solution has a Ca(OCl)2 concentration of 3.4 g per 100 mL of solution, what is the molarity of hypochlorite? For example, 1 mole of KOH is equal to 56.11 g of KOH (molecular weight = 56.11). (Water molecules are omitted from a molecular view of the solution for clarity.). PDF 2 Amount and concentration: making and diluting solutions Ideally 56.11g of KOH made up to 1L. Add dH2O until the volume is 1 L. To make a purchase inquiry for this buffer, please provide your email address below: Request quotation Physiological Buffer pH Buffering B One formula unit of In(NO3)3 produces one In3+ ion and three NO3 ions, so a 0.032 M In(NO3)3 solution contains 0.032 M In3+ and 3 0.032 M = 0.096 M NO3that is, [In3+] = 0.032 M and [NO3] = 0.096 M. relationship between volume and concentration of stock and dilute solutions, Equation 12.1.2: \((V_s)(M_s) = moles\: of\: solute = (V_d)(M_d)\). PDF PREPARATION AND STANDARDIZATION OF SOLUTIONS - Centurion University How to prepare a 60% KOH solution? | ResearchGate Substitute the known values to calculate the molarity: You can also use this molarity calculator to find the mass concentration or molar mass. As concentration has a large range of sizes of units, from nanogram per milliliter to ton per gallon, it is easier to have a known metric for quick comparison of concentrations without having to deal with conversions. It is defined as the number of moles of a substance or solute, dissolved per liter of solution (not per liter of solvent!). Weigh out 112.22 grams of potassium hydroxide pellets and add it to the flask. Molarity or molar concentration is the number of moles of solute per liter of solution, which can be calculated using the following equation: Molarity is a useful concept for stoichiometric calculations involving reactions in solution, such precipitation and neutralization reactions. A certain drug label carries instructions to add 10.0 mL of sterile water, stating that each milliliter of the resulting solution will contain 0.500 g of medication. Save my name, email, and website in this browser for the next time I comment. What is the ph of a 1.0 m solution of koh? 45 = 36. If we have molarity why are they even needed then? The molarity of a solution is calculated by dividing the moles of solute by the liters of solution. Acid & Base Normality and Molarity Calculator - Sigma-Aldrich Titrate 20.0 ml of the solution with 0.1 M hydrochloric acid using 0.5 ml of phenolphthalein solution as indicator. Step 3: Calculate the number of moles of Potassium Hydroxide present in 655.2 g of Potassium Hydroxide solution. 655.2 grams will be equal to = 655.2 x 1/56.11 = 11.677 moles. Molarity is the mass of solute in 1 L of solution: So, you would place 12 g of KI in a 500 mL volumetric flask and add enough water to dissolve the solid. Molarity refers to the number of moles of the solute present in 1 liter of solution. It was prepared by dissolving accurately weighed quantity of 5.6gm of potassium hydroxide in distilled water and volume was made up to 1000 ml of distilled water using standard volumetric flask. Periodic Table of the Elements. What is the correct way to prepare a 1 molar solution of kno3 kno3 HCl to 1L of water or 8.3ml to 100ml.2. The following equation allows you to find the molarity of a solution: The concentration denotes the mass concentration of the solution, expressed in units of density (usually g/l or g/ml). If all solutions contain the same solute, which solution contains the greater mass of solute? Happy Learning. N(X) is dimensionless, and n(X) has the SI unit mole. How to prepare a 0.1 molar sodium hydroxide solution? In chemistry, there are two types of mixtures: Homogeneous mixtures Components are uniformly distributed throughout the mixture, and there is only one phase of matter observed. How do you make a 1 molar koh solution - Answers It is just weight of salt/volume of distilled water. Procedure to make 100 ml of KOH 20% w/v solution: Weigh 20 g potassium hydroxide (KOH) pellets. States of matter and intermolecular forces, [Is molar concentration the same as molality? As you already know, mixtures and solutions always surround us, and they are a permanent part of the environment. ], https://en.wikipedia.org/wiki/Molality#Usage_considerations, https://en.wikipedia.org/w/index.php?title, https://socratic.org/questions/what-is-molarity-molality-and-normality, https://www.khanacademy.org/science/health-and-medicine/lab-values/v/molarity-vs-molality, https://www.thoughtco.com/henrys-law-example-problem-609500, https://www.law.cornell.edu/cfr/text/40/appendix-A-2_to_part_50, https://www.ems.psu.edu/~brune/m532/m532_ch5_aqueous_phase.htm. Therefore, we can say that 1 liter of Potassium hydroxide solution contains 11.677 moles or in other words molarity of 45% (w/w) Potassium Hydroxide is equal to 11.677 M. Calculator Calculate the molarity of concentrated Potassium Hydroxide (KOH), Use Calculator to calculate the molarity of concentrated Potassium Hydroxide (KOH) when concentration is given in % by mass (w/w), Molecular weight of Potassium Hydroxide (KOH) : 56.11 g/mol, Density of glacial Potassium Hydroxide: g/ml If we want to extremely precise, such as when making a standard solution for an analytical chemistry experiment, we would probably mix the solute and solvent in a. C2 = concentration of acid which is required to be prepared. How can we prepare 0.1 N HCl solution? - BYJUS Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Q19.59P Find the pH of the equivalence p [FREE SOLUTION] | StudySmarter Concept check: Bronze is an alloy that can be thought of as a solid solution of ~ 88\% 88% copper mixed with 12\% 12% tin. Runner-Up Best Overall: Black Diamond Stoneworks Ultimate Grout Cleaner. This means a. For example, 1 mole of KOH is equal to 56.11 g of KOH (molecular weight = 56.11). Weigh the exact amount of clean and dried watch glass and record its weight in the notebook. 50% KOH means half quantity KOH diluted in equal quantity of water.. For example if we want to make 10 ml solution of KOH then well add 5 ml water to 5 ml concentrated KOH to make a 50% KOH solution.. How do you make a 5% potassium hydroxide solution? However, the term molarity, also known as molar concentration, is the most common way of expressing the concentration. As we have noted, there is often more than one correct way to solve a problem. To understand the topic as a whole, you will want to learn the mole definition, read a paragraph about the molarity units, as well as read a comparison of two misleading concepts: molarity formula vs molality formula. It is calculated by dividing the molecular weight (MW) of an acid or base by the number of equivalents per mole for that acid or base (Equation 2). % refers to solution concentration in percentage and (w/w) refers to solute and solvent amount given in grams (i.e., percentage by weight). Potassium hydroxide (10 N): Dissolve 66 g. KOH pellets (85% KOH) or 56 g. anhydrous KOH in about 80 ml. minutes. Q55E What mass of hydrogen gas result [FREE SOLUTION] | StudySmarter Contact can irritate the nose and throat. At the end, you can learn the titration definition and discover how to find the molar concentration using the titration process! Second, calculate the amount of solute needed in grams, using one of the formulas given below. Add freshly prepared saturated solution of barium hydroxide until no more precipitate forms. How would you find the molarity of SO2 if you have it dissolved in 100 grams of water at 85 degrees Celcius? Therefore, a 1M solution of sodium chloride will contain 58.5 grams of salt per liter of water. There was likely a typographic error in the example. To prepare 1000 mL of a 0.1 mol/L solution of Potassium hydroxide we have to dissolve 5.6105 g of KOH (100 % purity) in deionized or distilled water. it dissociates to produce a hydroxide ion. So When 56 g of KOH is dissolved in 250mL water, a 4M solution of KOH is obtained. 2_How To Make 2 M NaOH Solution - YouTube What is the correct way to prepare a 1 molar solution of kno3 kno3 What is the difference between molarity and molality? Mol H2O in 1000 g = 1000 g / 18 g/mol = 55.55 mol H2O. This eventually makes Mg2+ unavailable for DNA polymerase and thereby reduces its activity. Direct link to Philomath's post There must have been a ty, Posted 6 years ago. When the reactants (compounds) are expressed in mole units, it allows them to be written with integers in chemical reactions. where mass is the mass of solute (substance) in grams, and volume is the total volume of solution in liters. The beach is also surrounded by houses from a small town. Label the bottle and mark it . First, let's take a closer look at what is the mole, so we can move on later to find what is molarity. It's used to caliberate the pH of the media. However, you may visit "Cookie Settings" to provide a controlled consent. No need to consider molecular weight of salt. I believe you're correct. Dissolve it in a 1L volumetric flask. Calculate the mass of sodium chloride needed to prepare 250 mL of normal saline solution. Concentrations are usually expressed as molarity, the number of moles of solute in 1 L of solution. First calculate the amount of mols in 500 mL of 0.5 KOH. 1 gram of KOH will be equal to 1/56.11 moles. Take a look at the perfect Christmas tree formula prepared by math professors and improved by physicists. Be careful, this is an exothermic reaction that will heat up the water (This is the reason for the cold tap water in the bucket to cool down the solution). Learn how to calculate titrations in the titration calculator. Let it soak in for 10 minutes, then scrub. Determine molar mass: MM of NaOH = 40 g/mol. Phenol (C6H5OH) is often used as an antiseptic in mouthwashes and throat lozenges. Stir the sodium hydroxide, a little at a time, into a large volume of water and then dilute the solution to make one liter. Also, the number of moles of solute in 258 mL of the stock solution is the same as the number of moles in 2500 mL of the more dilute solution; only the amount of solvent has changed. Plan in advance how many lights and decorations you'll need! Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Sodium hydroxide is an ionic compound that is a strong electrolyte (and a strong base) in aqueous solution: B Because each formula unit of NaOH produces one Na+ ion and one OH ion, the concentration of each ion is the same as the concentration of NaOH: [Na+] = 0.21 M and [OH] = 0.21 M. A The formula (CH3)2CHOH represents 2-propanol (isopropyl alcohol) and contains the OH group, so it is an alcohol. These cookies will be stored in your browser only with your consent. The yellowish sand is covered with people on beach towels, and there are also some swimmers in the blue-green ocean. so, the number of moles present in KOH solution is 4 moles. KOH is an important chemical compound used in the tissue culture lab. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. Fruit drink is mostly sucrose (CHO), so you can assume that the "molar mass" of fruit drink is the same as the molar mass of sucrose. Occasionally, the number of elements may be quite high, or sometimes quite low, but as long as there is more than one element in an object, it is a mixture. Convert 750 mL to liters. Give the concentration of each reactant in the following equations, assuming 20.0 g of each and a solution volume of 250 mL for each reactant. The volume of 100 g of Potassium Hydroxide is 68.6813 ml. A new solution is prepared by mixing ( + 120) ml from the 1.4 M solution and 220 ml from 0.589 M solution. Store protected from light and moisture. Assuming that you do not know the amount of SO2 that was dissolved to prepare the solution, you may try to invoke Henry's Law and determine the concentration of SO2 in the headspace (just above) of the solution. How can I prepare 500 mL of a 0.15 M solution of potassium iodide? Preparation and Standardization of 0.1 M Potassium Hydroxide 2M HCl: Add 2mol/12M = 167 ml conc. While molarity describes the amount of substance per unit volume of solution, molality defines the concentration as the amount of substance per unit mass of the solvent. Example 1: Determine the molarity of 3 moles of NaBr in 575 mL of solution. Add 50 ml distilled water, and mix until the chemical is completely dissolved, add remaining distilled water and make the volume 100 ml. Inhaling Potassium Hydroxide can irritate the lungs. The cookies is used to store the user consent for the cookies in the category "Necessary". Modified by Joshua Halpern, Scott Sinex and Scott Johnson. What is more, we prepared for you some interesting examples of molar solutions and a short step-by-step tutorial of how to calculate molarity of a concentrated solution. 68.6813 ml of Potassium Hydroxide contain = 45 grams of KOH, 1 ml of Potassium Hydroxide will contain = 45/68.6813 grams of KOH, 1000 ml of Potassium Hydroxide will contain = 1000 x 45/68.6813 = 655.2 grams of KOH, 1000 ml of Potassium Hydroxide will contain 655.2 grams of KOH. After the solid is completely dissolved, dilute the solution to a final volume with deionized (distilled) water. To prepare 1M KOH follow the flowing simple steps; Weight 56g of KOH accurately using an analytical balance. Mixtures with uniform composition are called homogeneous solutions. A solution of 5% w/v KOH was prepared by dissolving 50 g of KOH in one litre distilled water, while 10% w/v KOH was prepared by dissolving 100 g of KOH in one litre of distilled water. Ammonium dichromate is an ionic compound that contains two NH4+ ions and one Cr2O72 ion per formula unit. Your email address will not be published. Normal range for erythrocytes in blood in an adult male, Hydronium and hydroxide ions in pure water at 25 C, Upper bound for healthy blood glucose 2 hours after eating, Helium in the solar core (150 g/cm * 65%). Thats a 1M KOH solution. Transfer the chemical to a screw-cap bottle. What is the correct way to prepare a 1 molar solution of kno3 According to the newest conventions (effective as of the 20th May 2019), the mole definition is that a mole is the amount of a chemical substance that contains exactly 6.02214076 1023 particles, such as atoms, molecules, ions etc. Like other ionic compounds, it is a strong electrolyte that dissociates in aqueous solution to give hydrated NH4+ and Cr2O72 ions: \( (NH_4 )_2 Cr_2 O_7 (s) \xrightarrow {H_2 O(l)} 2NH_4^+ (aq) + Cr_2 O_7^{2-} (aq)\tag{12.1.2} \). Preparation of standardized 0.256 N (1.25per cent (w/v) H SO solution To prepare 1.25 per cent (w/v) H SO solution, 12.5 g of H SO (100 per cent) is to be added 2 4 2 4 to distilled water to make the volume 1000 ml. The chemical in the mixture that is present in the largest amount is called the solvent, and the other components are called solutes. Find the concentration of each species by multiplying the number of each ion by the molarity of the solution. Your email address will not be published. B We then convert the number of moles of glucose to the required mass of glucose: \( mass \: of \: glucose = 0.155 \: \cancel{mol\: glucose} \left( \dfrac{180.16 \: g\: glucose} {1\: \cancel{mol\: glucose}} \right) = 27.9 \: g \: glucose \). The following equation allows you to find the molarity of a solution: molarity = concentration / molar mass The concentration denotes the mass concentration of the solution, expressed in units of density (usually g/l or g/ml). To make this shift, use the formula below: molarity = (molality * mass_density_of_the_solution) / (1 + (molality * molar_mass_of_the_solute)). How do you get mold out of grout without bleach? . Solutions Test Review Flashcards | Quizlet Normal Solution Concentration Calculator - PhysiologyWeb It is expressed in grams per mole. What does the word lambent mean in english? The cookie is used to store the user consent for the cookies in the category "Other. Preparation of Standard Solution of Oxalic Acid - BYJUS Direct link to Abigail Baricevich's post How would you find the mo, Posted 5 years ago. The significant role played by bitcoin for businesses! Dilute with 50 ml of water and add 0.1 ml of phenolphthalein solution. (D5W is an approximately 5% solution of dextrose [the medical name for glucose] in water.) What is the best grout cleaner on the market? (0.120 L) (0.10 mol L1) = 0.012 mol. Important: make sure to collect enough KOH solution to last for the entire experiment, and make sure NOT to refill this KOH solution. ], [Why is the volume of the solution different from the volume of the solvent? About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . Dissolve about 6 g of potassium hydroxide in the sufficient carbon dioxide free water to produce 1000 ml. These cookies track visitors across websites and collect information to provide customized ads. 50% KOH means half quantity KOH diluted in equal quantity of water.. For example if we want to make 10 ml solution of KOH then well add 5 ml water to 5 ml concentrated KOH to make a 50% KOH solution.. In that case, you can use the 1:1 formula because one mole of HCl reacts with one mole of NaOH. Molarity expresses the concentration of a solution. Direct link to tyersome's post With any luck, like most , Posted 3 years ago. How do you find the molarity of potassium hydroxide? 0.1 L soln x 3 moles NaOH /1 L soln x 40 g NaOH/1 mole NaOH = 12 g NaOH. Different samples of the mixture are not identical. Transcribed Image Text: 1. Molarity of Potassium Hydroxide: 11.677 M, Click Formula: Density = weight / volume or Volume = weight / density or Pipette 20.0 ml of 0.1 M hydrochloric acid into a flask. [Show the answer] Simply type in the remaining values and watch it do all the work for you. Slowly, add the 40 grams of pellets a few at a time, adjusting the stirring speed to keep the pellets swirling around, but not so fast that the liquid spills out the top or splashes. How do you make a 5m KOH solution? - Short-Fact PDF Preparation of standard solutions - Dairy Knowledge Molarity Calculator [with Molar Formula] A picture of a volumetric flask, which has a wide pear-shaped base with a very thin, straight neck on top. Using this is a much better choice than bleach in that it leaves no firm order afterward. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. 56.1056g/molPotassium hydroxide / Molar mass. Step 3: Calculation of mass of hydrogen gas. So 125 mL of the concentrated acid is taken and 125mL of water is added to it to make the volume 250mL. Web. B If the compound is a nonelectrolyte, its concentration is the same as the molarity of the solution. It is found by dividing the molar mass by the substances density at that temperature and pressure. Procedure to make 100 ml of KOH 20% w/v solution. M stands for the molarity of a solution, while V stands for the volume of a solution. in hint one how do you know there is .1L of solute? Step 1: Determining the number of moles of compound The first step is to determine what concentration of solution you need to make along with the volume you are looking to end up with. Click to see full answer Hereof, how do you make a 1 KOH solution? Molarity of 37% (w/w) Hydrochloric Acid (HCl) , Protocol Plasmid Isolation by Alkaline Lysis Method (Miniprep), Preparation of 1M Potassium hydroxide from Concentrated Stock Solution (45%, w/w) - Laboratory Notes, Ammonium Acetate [CH3COONH4] Molecular Weight Calculation, Aluminum Sulfide [Al2S3] Molecular Weight Calculation, Aluminum Oxide [Al2O3] Molecular Weight Calculation, Aluminum Fluoride [AlF3] Molecular Weight Calculation, Aluminum Bromide [AlBr3] Molecular Weight Calculation, Aluminum Sulfate [Al2(SO4)3] Molecular Weight Calculation, Aluminum Hydroxide [Al(OH)3] Molecular Weight Calculation. Another solution commonly used for intravenous injections is normal saline, a 0.16 M solution of sodium chloride in water. "Regulation (EC) No 1272/2008 Classification, packaging and labelling of chemicals and their mixtures." What is the solute and solvent in bronze? This process is exothermic, so add KOH slowly. We use cookies to ensure that we give you the best experience on our website. As. If substances are mixed together in such a way that the composition is the same throughout the sample, they are called, The component of a solution that is present in the largest amount is known as the, Let's consider a solution made by dissolving. Therefore, The volume of the solution in liters is Molarity is the number of moles of solute per liter of solution, so the molarity of the solution is Exercise c. 1.10 M Transfer the chemical to a screw-cap bottle. In other words, molality is the number of moles of solute (dissolved material) per kilogram of solvent (where the solute is dissolved in). Ba (NO3)2 solution. start text, M, o, l, a, r, i, t, y, end text, equals, start fraction, start text, m, o, l, space, s, o, l, u, t, e, end text, divided by, start text, L, space, o, f, space, s, o, l, u, t, i, o, n, end text, end fraction, start fraction, start text, m, o, l, end text, divided by, start text, l, i, t, e, r, end text, end fraction, open bracket, start text, C, l, end text, start superscript, minus, end superscript, close bracket, start text, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, open bracket, start text, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, close bracket, 98, point, 08, start fraction, start text, g, end text, divided by, start text, m, o, l, end text, end fraction, start text, m, o, l, space, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, equals, 2, point, 355, start cancel, start text, g, end text, end cancel, start text, space, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, times, start fraction, 1, start text, m, o, l, end text, divided by, 98, point, 08, start cancel, start text, g, end text, end cancel, end fraction, equals, 0, point, 02401, start text, m, o, l, space, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, start text, H, end text, start superscript, plus, end superscript, 4, point, 8, start text, M, space, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, start text, m, o, l, space, s, o, l, u, t, e, end text, equals, start text, M, o, l, a, r, i, t, y, end text, times, start text, L, space, o, f, space, s, o, l, u, t, i, o, n, end text, open bracket, start text, N, a, C, l, end text, close bracket, equals, 0, point, 800, start text, M, end text, 58, point, 44, start fraction, start text, g, end text, divided by, start text, m, o, l, end text, end fraction, start text, M, a, s, s, space, o, f, space, N, a, C, l, end text, equals, 0, point, 200, start cancel, start text, m, o, l, end text, end cancel, times, start fraction, 58, point, 44, start text, g, end text, divided by, 1, start cancel, start text, m, o, l, end text, end cancel, end fraction, equals, 11, point, 7, start text, g, space, N, a, C, l, end text, start text, P, b, left parenthesis, N, O, end text, start subscript, 3, end subscript, right parenthesis, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, start text, K, I, end text, left parenthesis, a, q, right parenthesis, start text, P, b, I, end text, start subscript, 2, end subscript, left parenthesis, s, right parenthesis, start text, P, b, left parenthesis, N, O, end text, start subscript, 3, end subscript, right parenthesis, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, plus, 2, start text, K, I, end text, left parenthesis, a, q, right parenthesis, right arrow, start text, P, b, I, end text, start subscript, 2, end subscript, left parenthesis, s, right parenthesis, plus, 2, start text, K, N, O, end text, start subscript, 3, end subscript, left parenthesis, a, q, right parenthesis, 0, point, 10, start text, M, space, P, b, left parenthesis, N, O, end text, start subscript, 3, end subscript, right parenthesis, start subscript, 2, end subscript, 0, point, 10, start text, M, space, K, I, end text, left parenthesis, a, q, right parenthesis.
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