Exam 7: Acids and Bases

The pH = -log[H⁺] for a solution. The pOH = -log[OH^-] for a solution. The pH and pOH are related, and their sum is equal to 14 (pH + pOH = 14). If the concentration of a dilute solution of potassium hydroxide is 0.001 M, what is the pH of that solution?

When added to water, which of the following would produce an acid?

Which of the following is the correct balanced equation for the neutralization of barium hydroxide with hydrochloric acid?

In what way are the green chemistry production of biodiesel fuel and of soap different?

Which is NOT a characteristic of acids?

The four basic tastes are all related to acids and bases in some manner. The taste sensation with the least direct, least well understood, and probably most complex relationship between taste response and acid/base properties is

Antacids are basic compounds.

Sulfuric acid is an excellent dehydrating agent and will remove water from the cells of skin.

Which of the following statements about bases is correct?

A hydrogen ion, H⁺, is the same as a(n)

A conjugate acid-base pair form a buffer solution.

A metal oxide will form an acid when it is dissolved in water.

Hyperacidity means

A ruptured tank in Anywhere, USA spilled hydrochloric acid. Officials were reported to be "concerned that the acid might mix with sodium hydroxide - caustic soda - in a neighboring tank and form a toxic gas." What toxic gas would be formed?

Phosphoric acid is added to many popular beverages to give them a tart flavor. The formula of phosphoric acid is

Which substance has the lowest pH?

When nonmetal oxides react with water, the resulting solution is

Which of the following ingredients would NOT be an active ingredient in an antacid?

The pH of rain collected on a remote island in the Pacific is assumed to be unaffected by human pollution. The pH of the rainwater will be

Which of the following does NOT contribute to acid rain?