AP Chemistry Molarity

Calculate the molarity of a solution that contains 0.5 moles of solute in 2 liters of solution.

• 0.25 M

• 1.5 M

• 0.75 M

• 2.5 M

What is the molarity of a solution made by dissolving 3 moles of NaCl in 500 mL of water?

• 9 M

• 6 M

• 1.5 M

• 3 M

If 4 grams of KCl are dissolved in enough water to make 250 mL of solution, what is the molarity of the solution?

• 1.25 M

• 0.64 M

• 0.16 M

• 3.75 M

How many grams of NaOH are needed to make 500 mL of a 0.2 M solution?

• 5 grams

• 100 grams

• 20 grams

• 10 grams

Tags

NGSS.HS-PS1-7

What volume of 0.5 M HCl solution is needed to prepare 1 liter of a 0.1 M HCl solution?

• 200 mL

• 500 mL

• 300 mL

• 700 mL

What is the molarity of a solution made by dissolving 5 moles of glucose in 2 liters of water?

• 0.4 M

• 10 M

• 2.5 M

• 5 M

If 10 grams of CaCl2 are dissolved in enough water to make 1 liter of solution, what is the molarity of the solution?

• 1.0 M

• 2.0 M

• 0.1 M

• 0.5 M

Calculate the molarity of a solution that contains 0.3 moles of solute in 1 liter of solution.

• 1.5 M

• 0.5 M

• 2.0 M

• 0.3 M

How many grams of K2SO4 are needed to make 500 mL of a 0.4 M solution?

• 32 grams

• 50 grams

• 25 grams

• 10 grams

What volume of 2 M H2SO4 solution is needed to prepare 500 mL of a 0.5 M H2SO4 solution?

• 750 mL

• 125 mL

• 250 mL

• 1000 mL