Acids, Bases, and pH Quiz

What is the pH of pure water?

• 7

• 1

• 0

• 14

Which of the following is a strong acid?

• Hydrochloric acid

• Vinegar

• Tomato juice

• Baking soda

What is the main form in which carbon dioxide travels in the blood?

• Hydroxide ion

• Bicarbonate ion

• Hydronium ion

• Carbonic acid

What is the concentration of hydrogen ions in pure water?

• 1 × 10^-1 M

• 1 × 10^-10 M

• 1 × 10^-7 M

• 1 × 10^-14 M

Tags

NGSS.HS-ESS2-5

What is the effect of adding an acid to an aqueous solution?

• Decreases OH- concentration

• Increases OH- concentration

• Decreases H+ concentration

• Increases H+ concentration

What is the effect of adding a base to an acidic solution?

• Increases H+ concentration

• Decreases H+ concentration

• Increases OH- concentration

• Decreases OH- concentration

What is the role of a buffer in a solution?

• To increase the pH

• To decrease the pH

• To maintain a stable pH

• To neutralize the solution

Forms hydroxide ions (OH-) in water.

• Acids

• Bases

• Both

What primarily determines the pH of solution?

• solubility of solute

• Hydrogen ion (H+) concentration

• temperature of the solution

In what environment did bacteria B grow best in?

• neutral

• slightly acidic

• slightly basic

• very basic

Tags

NGSS.MS-LS1-5