Chapter 10 Review - Solutions & Molarity

What is the term for a mixture of two substances that is uniform throughout?

• heterogeneous

• molarity

• solution

• spaghetti

What do you call a substance that is dissolved into another to produce a solution?

• solution

• solute

• solvent

• homogeneous

What is the name of a substance in which another is dissolved to produce a solution?

• solvent

• solute

• solution

• heterogeneous

What is the term that describes a measure of the amount of solute dissolved per unit of volume of solution? (could be any units)

• solute

• molarity

• solution

• concentration

Tags

NGSS.HS-PS1-5

What do we call a mixture whose composition is not uniform throughout?

• solution

• homogeneous mixture

• heterogeneous mixture

• concentration

If you have 4 mol of glucose in 3 L of solution, what is the molarity of the solution?

• 4 M

• 12 M

• 0.75 M

• 1.33 M

What is the molarity of a sodium bromide, NaBr, solution that contains 0.25 mol NaBr in 87 mL of water?

• 0.0218 M

• 2.87 M

• 0.0029 M

• 21.75 M

Determine the molarity of 150 mL of zinc chloride, ZnCl₂, solution made with 150 grams. (ZnCl₂=136.3 g/mol)

• 7.34 M

• 1.0 M

• 1000 M

• 0.00734 M

Tags

NGSS.HS-PS1-5

What is the molarity of a NaCl solution (58.5 g/mol) that has a volume of 1000 mL and is made with 29.3 g of NaCl?

• 0.0293 M

• 0.0005 M

• 0.50 M

• 29.3 M

Tags

NGSS.HS-PS1-5

Calculate the molarity of a substance that has a molar mass of 180 g/mol and a concentration of 134.7 g/L.

• 24,246 M

• 134.7 M

• 1.33 M

• 0.75 M