pH Value

What is the definition of pH value?

• The temperature of a solution

• Measure of the acidity or alkalinity of a solution

• The amount of water in a solution

• The color of a solution

What does a pH value above 7 indicate?

• Alkalinity or basicity

• Toxicity

• Neutrality

• Acidity

What does a pH value below 7 indicate?

• Alkalinity

• Basicity

• Acidity

• Neutrality

What is the highest possible pH value?

• 14

• 0

• 7

• 10

How is the pH value of a substance determined?

• By observing the color of the substance

• By measuring the weight of the substance

• By tasting the substance

• Using a pH meter or pH indicator paper