Quiz 3 Pd1

What is the property of water where water has a partial positive charge on the hydrogens, and a partial negative charge on the oxygen?

• cohesion

• adhesion

• polarity

• density

What is the property of water where water molecules stick to other water molecules because of hydrogen-bonding? (i.e. water sticking to itself)

• cohesion

• adhesion

• polarity

• density

What is the property of water where water molecules stick to other substances? (i.e. the meniscus)

• cohesion

• adhesion

• solvent

• heat capacity

What is the property of water where water can dissolve other polar molecules and ions?

• polarity

• density

• solvent

• heat capacity

What is the property of water where water is less dense as a solid than as a liquid? (i.e. ice cubes float in liquid water)

• heat capactiy

• density

• cohesion

• adhesion

What is the property of water where water heats slowly and stores heat?

• heat capacity

• polarity

• density

• cohesion

Water is neutral. What is its pH?

• 14

• 0

• 7

• 3

Which is the chemical formula for water?

• CO₂

• H₂O

• HO₂

• HOO

True or False? Oil does not dissolve in water because it is non-polar.

• True

• False

True or False? Salt and sugar dissolve in water because they are polar and/or ions.

• True

• False