Solutions and Molarity

Which of the following is the correct formula for calculating molarity?

• moles/liters of solution

• moles/kg of solvent

• particles/Avogadro's #

• theoretical yield/actual yield

Calculate the molarity of the following solution:  1.0 mole of KCl in 750.0 mL of solution.

• 0.750 M

• 99 M

• 1.3 M

• 2.0 M

What is the molarity of a solution made by adding 1.565 moles of PbNO₃ to 500 mL?

• 300. M

• 31.3 M

• 3.13 M

• 1.56 M

Molarity measures....

• Number of particles in a solution

• Volume of a solution

• Mass of a solution

• Concentration of a solution

What is the molarity of a solution prepared by dissolving 25.0g of HCl in enough water to make 150.0mL of solution?

Mathematical Equivalence

ON

What is the molarity of a solution that contains 5 moles of solute in 2 liters of solution?

• 2.5 M

• 5 M

• 10 M

• 0.4 M

What is the definition of molarity?

• The mass of a substance in grams

• The number of particles in a substance

• The number of moles of solute per liter of solution

• The volume of solvent in liters

Tags

NGSS.HS-PS1-5

What is the molarity of 2.0 L of an aqueous solution that contains 0.5 mole of potassium iodide?

Mathematical Equivalence

ON

What is the molarity of 2.0 L of an aqueous solution that contains 0.5 mole of potassium iodide?

Mathematical Equivalence

ON

Tags

NGSS.HS-PS1-7

Calculate the molarity of a 0.25 mol in 250mL solution

Mathematical Equivalence

ON