Properties of Water &pH

The property of water that is the tendency for water to form hydrogen bonds with substances other than itself would be called?

• cohesion

• hydrophilic

• adhesion

• capillary action

The property of water that is the tendency for water molecules to stick to water molecules is called__________?

• cohesion

• hydrophilic

• adhesion

• capillary action

Butter and oil are mostly made of carbon and hydrogen and do not dissolve in water. They "fear" water. What word represents this behavior?

• hydrophobic

• hydrophilic

• adhesion

• capillary action

The ability of a spider or a water strider to "walk on water" is due to which property of water?

• high heat capacity

• evaporation

• transpiration

• high surface tension

When it snows outside, it takes a long time for the ponds to freeze. Water holds heat. This property is called______

• high heat capacity

• evaporation

• transpiration

• high surface tension

Lemon juice is acidic. Where on the pH scale would it be?

• 1-6

• 7

• 8-14

Human blood is neutral. Where on the pH scale would it be?

• 1-6

• 7

• 8-14

Soaps feel slimy. This is a characteristic of bases. Where on the pH scale would it be?

• 1-6

• 7

• 8-14

When water on a pond or on the surface of the ocean freezes against freezing air, the warmer water is trapped below, where living things survive.

• true

• false

Both cohesion and adhesion of water molecules is responsible for water moving up against gravity in trees and plants.

• true

• false