# Worksheet Ch13

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```					                                  ~ Chapter 13 ~ Worksheet ~

1. Calculate the concentration of the solution in mass percent. -- 132 g KCl in 598 g H2O

2. Determine the amount of potassium chloride in the solution.
23.2 kg of a solution containing 18.7% KCl by mass

3. Calculate the molarity of the solution. -- 1.54 mol of LiCl in 22.2 L of solution

4. A 355-mL can of soda pop contains 41 g of sucrose (C12H22O11). What is the molarity of the solution with
respect to sucrose?

5. How many moles of sucrose are contained in the solution? -- 21.5 mL of a 0.528 M sucrose solution

Chem 103 – Chapter 13 – Worksheet   1
6. Calculate the mass of glucose (C6H12O6) in a 105-mL sample of a 1.02 M glucose solution.

7. Determine the concentration of the cation and anion in the aqueous solution (Assume complete dissociation
of the compound.) -- 0.15 M Cr2(SO4)3

8. To what volume should you dilute 75 mL of a 10.0 M H2SO4 solution to obtain a 1.75 M H2SO4 solution?

9. Calculate the freezing point of a water solution at the concentration. -- 0.469 m

10. Calculate the boiling pint of a water solution at the concentration. -- 2.58 m

Chem 103 – Chapter 13 – Worksheet   2

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