Match Definition

Acid A) A compound that increases hydrogen ions (H+) when it is dissolved in a solution
Base B) Used to measure the pH of substances by determining their hydrogen ion concentration
pH C) A compound that increases hydroxide ions (OH−) when it is dissolved in a solution
Litmus paper D) A value from 0 to 14 that is used to specify how acidic or basic a compound is when it is dissolved in water

Acid - A) A compound that increases hydrogen ions (H+) when it is dissolved in a solution

Base - C) A compound that increases hydroxide ions (OH−) when it is dissolved in a solution
pH - D) A value from 0 to 14 that is used to specify how acidic or basic a compound is when it is dissolved in water
Litmus paper - B) Used to measure the pH of substances by determining their hydrogen ion concentration