The Chemistry of Water Testing - Also Final Review!

What do we call the distilled water sample in this experiment?

• Independent Variable

• Dependent Variable

• Control

• Experiment

Is turbidity a physical or chemical property?

• Physical

• Chemical

Is odor a physical or chemical property?

• Physical

• Chemical

Are turbidity and odor quantitative or qualitative observations?

• Quantitative

• Qualitative

Is pH a physical or chemical property?

• Physical

• Chemical

What does pH measure?

• The concentration of H₃O+ ions

• The temperature

• The number of OH- ions

• The concentration of water molecules

Acids have a pH

• More than 7

• Equal to 7

• Less than 7

Bases have a pH

• More than 7

• Equal to 7

• Less than 7

A neutral pH is

• More than 7

• Equal to 7

• Less than 7

A pH of 5 is (a)   times more acidic than a pH of 6.