1. Sea water contains roughly 28.0 g of NaCl per liter. What is the molarity of sodium chloride in sea water?

2. What is the molarity of 245.0 g of H_{2}SO_{4} dissolved in 1.00 L of solution?

3. What is the molarity of 5.30 g of Na_{2}CO_{3} dissolved in 400.0 mL solution?

4. What is the molarity of 5.00 g of NaOH in 750.0 mL of solution?

5. How many moles of Na_{2}CO_{3} are there in 10.0 L of 2.0 M soluton?

6. How many moles of Na_{2}CO_{3} are in 10.0 mL of a 2.0 M solution?

7. How many moles of NaCl are contained in 100.0 mL of a 0.20 M solution?

8. What weight (in grams) of NaCl would be contained in problem 7?

9. What weight (in grams) of H_{2}SO_{4} would be needed to make 750.0 mL of 2.00 M solution?

10. What volume (in mL) of 18.0 M H_{2}SO_{4} is needed to contain 2.45 g H_{2}SO_{4}?

11. What volume (in mL) of 12.0 M HCl is needed to contain 3.00 moles of HCl?

12. How many grams of Ca(OH)_{2} are needed to make 100.0 mL of 0.250 M solution?

13. What is the molarity of a solution made by dissolving 20.0 g of H_{3}PO_{4} in 50.0 mL of solution?

14. What weight (in grams) of KCl is there in 2.50 liters of 0.50 M KCl solution?

15. What is the molarity of a solution containing 12.0 g of NaOH in 250.0 mL of solution?

16. Determine the molarity of these solutions:

a) 4.67 moles of Li_{2}SO_{3}dissolved to make 2.04 liters of solution.

b) 0.629 moles of Al_{2}O_{3}to make 1.500 liters of solution.

c) 4.783 grams of Na_{2}CO_{3}to make 10.00 liters of solution.

d) 0.897 grams of (NH_{4})_{2}CO_{3}to make 250 mL of solution.

e) 0.0348 grams of PbCl_{2}to form 45.0 mL of solution.

17. Determine the number of moles of solute to prepare these solutions:

a) 2.35 liters of a 2.00 M Cu(NO_{3})_{2}solution.

b) 16.00 mL of a 0.415-molar Pb(NO_{3})_{2}solution.

c) 3.00 L of a 0.500 M MgCO_{3}solution.

d) 6.20 L of a 3.76-molar Na_{2}O solution.

18. Determine the grams of solute to prepare these solutions:

a) 0.289 liters of a 0.00300 M Cu(NO_{3})_{2}solution.

b) 16.00 milliliters of a 5.90-molar Pb(NO_{3})_{2}solution.

c) 508 mL of a 2.75-molar NaF solution.

d) 6.20 L of a 3.76-molar Na_{2}O solution.

e) 0.500 L of a 1.00 M KCl solution.

f) 4.35 L of a 3.50 M CaCl_{2}solution.

19. Determine the final volume of these solutions:

a) 4.67 moles of Li_{2}SO_{3}dissolved to make a 3.89 M solution.

b) 4.907 moles of Al_{2}O_{3}to make a 0.500 M solution.

c) 0.783 grams of Na_{2}CO_{3}to make a 0.348 M solution.

d) 8.97 grams of (NH_{4})_{2}CO_{3}to make a 0.250-molar solution.

e) 48.00 grams of PbCl_{2}to form a 5.0-molar solution.