Chemistry Unit 13: Acids, Bases, and Solutions

Molarity is measured in _____.

• moles per gram

• moles per liter

• moles per milliliter

• grams per liter

Tags

NGSS.HS-PS1-5

The _____ is the thing being dissolved.

• solute

• solvent

What is a solvent?

• The substance that does the dissolving in a solution.

• The substance that is being dissolved in a solution.

• The mixing of different substances.

• The process in which neutral molecules lose or gain electrons.

How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?

• 1070 mol

• 0.0690 mol

• 1.07 mol
• 62.7 mol

What are the units of molarity?

• M

• m

• g

• mL

Tags

NGSS.HS-PS1-5

What is the molarity of a solution that contains 3 moles of hydrochloric acid in 3 L of water?

• 3 M

• 1 M

• 6 M

• 9 M

What is the molarity of a solution that contains 4.0 grams of sodium chloride in 3,800 mL of solution?

• 0.018 M
• 0.018 mol
• 1.05 M

• 1.05 mol

When no more solute dissolves the solution is _________

• supersaturated

• unsaturated

• saturated

• supercalifragilisticexpialidocious

In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?

• stir the powder in the liquid
• freeze the mixture
• add more powder to the liquid
• store the mixture in a dark place

Tags

NGSS.HS-PS1-5

When a Koolaid mix in water is dark in color and very sweet it is a __________ solution.

• concentrated 
• diluted