Calculate the mass percent of solute in each solution. Calculate the mass percent of 3.97 g KCl dissolved in 42.6 g H2O. solute:?          %   Calculate the mass percent of 29.3 g KNO3 dissolved in 918 g H2O. solute:?          %

Q: A mass of 105 g KCl is dissolved in 650 grams H2O. What is the concentration of this solution…

A: Mass percentage = weight of solute Weight of solution ×100

Q: 135 mL of water are added to 75.0 mL of 0.0250 M NaOH. What is the molarity of the resulting…

A: The molarity of resulting solution is obtained by using the formula, M1V1=M2V2.

Q: 2. What mass of NaCl is needed to prepare 30.0% by mass of 500g solution of NaCl? Solution: 30.0% by…

A:

Q: solution is prepared by dissolving 23.7 g of CaCl2 in 375 g of water. The density of the resulting…

A:

Q: What mass of a 30% (w/w) hydrogen peroxide solution is required to provide the mass 3.0618 for a…

A: In the realm of chemistry and pharmaceutical preparations, accurate measurements and calculations…

Q: 3. You receive a request to manufacture a stock solution of magnesium chloride, so that when it is…

A: We have to determine the weight of magnesium chloride requires to prepare solution of magnesium…

Q: Suppose 4.1 g MgCl2 is dissolved in 660 mL of water. What is the normality of Mg2+ ions in the…

A: Normality is the number of equivalents of solute per unit volume of the solution. Equivalent mass is…

Q: A 51.24 g sample of AX (Molar mass = 171.34 g/mole) is dissolved in enough water to make 2.1 L of…

A: Mass of solute (AX)=51.24 g Molar mass of AX=171.34 g/mol Moles=Mass/Molar mass Moles =…

Q: From the information below determine the mass of nh3 in 500 grams ammonia.   % solute by mass 28…

A: Solution Mass per cent is also a way of expressing a degree or describing the component throughout a…

Q: 150.00 g of CaCl₂ (110.98 g/mol) is dissolved in 1.00 L of water, what is the mass percentage of…

A: In this question, calcium chloride is dissolved in water and mass percentage of calcium chloride is…

Q: How many grams of solute are present in 645 mL of 0.200 M KBr?

A:

Q: What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution of…

A: Given,97.0% NaOH by massDensity= 1.109 g/mL

Q: 9. If 92.8 g of sodium nitrite (NaNO2) are dissolved in 2.3 L of water, the resulting solution has a…

A: Given, Mass of NaNO2 = 92.8 g  Volume of Solution = 2.3 L  Molarity = ?

Q: How many grams of zinc bromide, ZnBr2, must be dissolved to prepare 200. mL of a 0.200 M aqueous…

A:

Q: A 9.12 g of KCl.MgCl2.6H2O is to be dissolved to prepare a solution in sufficient water to give…

A: Given: The molar mass of KCl.MgCl2.6H2O is 9.12 g. The volume of the solution is 1.500 L.…

Q: The molarity of a solution of (NH4),SO3 is 0.173 M. Consider a 32.0 mL volume of this (NHA),SO3…

A: Molarity is the number of moles of the solute dissolved in one litre of the solution.

Q: Calculate the molarity and the mass-volume percent solution obtained by dissolving 107.9g H3PO4 into…

A: Given: Mass of H3PO4 = 107.9 g The volume of the solution = 649 mL Standard data: The molar mass…

Q: A solution is made when 233.1 g of NaCl is dissolved in enough water to form 936 mL of solution.…

A: Given Mass of NaCl is 233.1 g Volume of solution is 936 mL Density of solution is 1.06g/mL Using…

Q: Calculate the mass percent of a sucrose solution that is made by mixing 8.270 grams of sucrose into…

A: We have prepare a solution by mixing 8.270 g of sucrose into water until the solution has a mass of…

Q: What mass of HCl is contained in 45.0 mL of an aqueous HCl solution that has a density of 1.19 g cm…

A: Given: Volume of solution = 45.0 mL = 45 cm3 density of HCl solution = 1.19 g.cm-3  HCl percent by…

Q: How many moles of CSOH are contained in 244 mL of 0.135 m CsOH solution? The density of the solution…

A: Volumeof CsOH = 244 mlMolality of CsOH = 0.135 mDensity of solution = 1.22 g/mL

Q: A given solution is prepared by pouring 23.998 g NaOH into 200.0 mL water. (use correct number of…

A:

Q: A solution is prepared by dissolving 52.3 g of RbCl in enough water to form 502 mL of solution.…

A:

Q: An aqueous solution is 10.0% by mass hydrochloric acid, HCl, and has a density of 1.05 g/mL.The…

A: 10% by mass HCl means, 10 g HCl in 100 g solution. Mass of solute (HCl) = 10 g Number of moles of…

Q: what is the mass % of each component in the mixture?

A: Given :- mass of sugar = 2.00 g                mass of salt = 3.00 g               mass of solution…

Q: You dissolved 43.0 g NaOH in distilled water and brought the final volume up to 500 mL. Give the…

A: Given :-  Mass of NaOH = 43.0 g  Volume of solution = 500 mL  To calculate :-  Molar concentration…

Q: 1. Calculate the mass needed to prepare 263.0 mL 0.50 M NaOH.

A:

Q: How many moles of solute particles are present in 1 mL (exact) of aqueous 0.670 M CuSO4?

A: Given that, molarity of  CuSO4 solution =  0.670 mol/L Volume of solution = 1 mL = 1 x 10-3 L (Note…

Q: What are the molarities of the following solutes when dissolved in water? a. 7.69 mmol C2H5OH in…

A:

Q: A solution is made with 14.97 g of the sugar Laneyalos in a 50 mL volumetric flask of mass 30.43. If…

A: Given: mass of sugar Laneyalos = 14.97 g Combined mass = 82.67 g

Q: 6.) Calculate the percent by mass of potassium sulfate in a solution made from 49.21 g potassium…

A:

Q: Calculate the Molarity of the solution given the following information. 25g KCI dissolved into 250…

A: Molarity is defined as the number of moles of solute divided by volume of the solution in liters.…

Q: How many grams of solute are present in 19.0 mL of 0.746 M K2Cr2O7?

A: Mass of a solute can be obtained by equation given below:

Q: 50.020 g sucrose were used to prepare 300.0 mL of solution (sp. gr. = 1.17). What is the % by mass…

A: Given, 50.020 g sucrose were used to prepare 300.0 mL of solution (sp. gr. = 1.17).