PAP 10.1 HWA Solutions Part 1

How many grams of sulfuric acid are in 1.50 liters of a 1.55 M sulfuric acid solution?

• 94.9 g H₂SO₄

• 0.237 g H₂SO₄

• 0.968 g H₂SO₄

• 228 g H₂SO₄

How many grams of sodium sulfate are needed to prepare 1500 mL of a 0.25 M solution of sodium sulfate?

• 588.54 g Na₂SO₄

• 53.3 g Na₂SO₄

• 36783 g Na₂SO₄

• 61.17 g Na₂SO₄

What is the molarity of a solution that 49.0 grams of calcium bromide in 2.0 liters of solution?

• 0.123 M

• 0.245 M

• 0.408 M

• 0.204 M

If I dilute 250 mL of 0.50 M lithium acetate solution to a volume of 550 mL, what will the concentration of this solution be?

• 23 M

• 0.23 M

• 0.69 M

• 1.1 M

Which of the following is NOT a step for preparing a solution?

• Gather necessary materials.

• Weight out the correct mass of solute.

• Dilute the solution to the desired total volume of solution.

• Calculate the volume of concentrated solution needed.

A solvent is used to as a medium to dissolve a solute to form a solution.

• True

• False