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12 Dec 2019

A. Calculate the mass percent (m/m) of a solution prepared by dissolving 51.22 g of NaCl in 151.9 g of H2O.

B. Vinegar is a solution of acetic acid in water. If a 265 mL bottle of distilled vinegar contains 19.2 mL of acetic acid, what is the volume percent (v/v) of the solution?

C. Calculate the mass/volume percent (m/v) of 20.5 g NaCl in 75.0 mL of solution.

D. Calculate the molarity (M) of 155.2 g of H2SO4 in 1.330 L of solution.

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Beverley Smith
Beverley SmithLv2
13 Dec 2019

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Related questions

Solution concentrations are usually given as one of the following: •Mass percent (m/m)—the mass of the solute in grams for exactly 100 g of solution •Volume percent (v/v)—the volume of solute in exactly 100 mL of solution •Mass/volume percent (m/v)—the mass of solute in grams for exactly 100 mL of solution •Molarity (M)—the number of moles of solute in exactly 1 L of solution Calculate the mass percent (m/m) of a solution prepared by dissolving 59.86 g of NaCl in 160.1 g of H2O. Part B Vinegar is a solution of acetic acid in water. If a 285 mL bottle of distilled vinegar contains 24.4 mL of acetic acid, what is the volume percent (v/v) of the solution Part C Calculate the mass/volume percent (m/v) of 18.5 g NaCl in 64.5 mL of solution Part D Calculate the molarity (M) of 159.0 g of H2SO4 in 1.365 L of solution

Vinegar is a solution of acetic acid in water. If a 325 mL bottle of distilled vinegar contains 26.1 mL of acetic acid, what is the volume percent (v/v) of the solution?
 
Express your answer to three significant figures.
1. 62.0 mL of 8.5 (m/v)% KClKCl (MW = 74.55 g/mol)
Express your answer using two significant figures.
 
2.250.0 mL of 9.0 (m/v)% acetic acid (MW = 60.05 g/mol)
Express your answer using two significant figures.
 
3.If you had only 25 g of KOHKOH remaining in a bottle, how many milliliters of 6.5 %(w/v) solution could you prepare?
Express your answer using two significant figures.
 
4.How many milliliters of 0.17 M solution could you prepare?
Express your answer using two significant figures.
 
5.Calculate the mass percent (m/m) of a solution prepared by dissolving 46.79 g of NaCl in 160.5 g of H2O.
Express your answer to four significant figures.
 
6.Calculate the mass percent (m/m) of a solution prepared by dissolving 46.79 g of NaCI in 160.5 gg of H2O.
Express your answer to four significant figures.
 
7.Calculate the mass/volume percent (m/v) of 14.0 g NaCl in 61.5 mL of solution.
Express your answer to three significant figures.
 
8.Calculate the molarity (MM) of 153.5 g of H2SO4 in 1.085 L of solution.
Express your answer to four significant figures.
 
9.What is the boiling point of a solution made using 827 g of sucrose, C12H22O11, in 0.200 kg of water, H2O?
 
10.What is the freezing point of a solution that contains 29.5 g of urea, CO(NH2), in 205 mL water, H2O? Assume a density of water of 1.00 g/mL.
 
11.Given the formula C1V1=C2V2, where C indicates concentration and V indicates volume, which equation represents the correct way to find the concentration of the dilute solution (C2)?
 
12.What is the final volume V2 in milliliters when 0.935 L of a 48.0 %(m/v) solution is diluted to 24.7 % (m/v)?
 
13.A 738 mL NaCl solution is diluted to a volume of 1.15 L and a concentration of 3.00 MM. What was the initial concentration C1?
Express your answer with the appropriate units.
 

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