Chapter 8.4 Notes Review Quizizz

What is the purpose of adding chlorine compounds to swimming pool water?

• To increase the water temperature

• To prevent the growth of bacteria

• To change the color of the water

• To make the water taste better

Tags

NGSS.MS-LS1-5

What must be carefully controlled in a swimming pool to ensure the right compounds of chlorine are present?

• Temperature of the water

• Concentration of hydronium ions

• Amount of sunlight

• Water pressure

How is pH used to describe the concentration of acids and bases?

• It measures the temperature of a solution.

• It indicates the color of a solution.

• It measures the hydrogen ion concentration.

• It shows the density of a solution.

What does a pH of 7 indicate in a solution?

• Acidic solution

• Basic solution

• Neutral solution

• Highly acidic solution

Which of the following pH values indicates an acidic solution?

• 8

• 7

• 6

• 9

What pH value do bases have?

• Less than 7

• Equal to 7

• Greater than 7

• Exactly 0

What does the pH scale classify solutions as?

• Solids or liquids

• Acids or bases

• Metals or non-metals

• Organic or inorganic

Which of the following substances is considered neutral on the pH scale?

• Vinegar

• Distilled water

• Baking soda

• Ammonia

Which substance is most acidic according to the pH scale?

• Soap

• Car battery acid

• Milk

• White bread

What pH value is considered neutral?

• 0

• 7

• 14

• 3