Water and Solutions Review

What type of bond holds a single water molecule together?

• covalent

• ionic

• hydrogen

• weak

What is the inward force that reduces the surface area of a water droplet?

• hydrogen bonds

• centripetal force

• surface tension

• capillary action

What is the unit for molarity?

• Moles

• grams/Liter

• Moles/mL

• Moles/L

What causes water to move up the roots of a plant by "sticking" to the walls?

• cohesion

• capillary action

• surface tension

• gravity

What is the molarity of 50mols of sodium chloride in 2Liters of water?

• 25M

• .25M

• 3M

• 50M

A solution contains chunks of solute at the bottom of the beaker. How would you describe this solution?

• saturated

• unsaturated

45g of potassium bromide are dissolved in 1.5 L of water. What is the molarity?

• 30M

• 0.57M

• 1M

• 0.25M

How many grams of Lithium sulfide are needed to make 100mL of 0.5M solution?

• 2.30g

• 1.95g

• 9.19g

• .001g

How many ions will strontium chloride form in solution?

• 1

• 2

• 3

• 4

How many ions will C₂H₄ form in solution?

• 1

• 2

• 6

• 8