Match the terms with their corresponding definitions use each term only once

A. a substance which does not produce either hydrogen ions or hydroxide ions when dissolved in water.
B. a substance which produces hydrogen ions when dissolved in water
C. specially treated paper which changes color to indicate the presence of an acid or base
D. a representative portion of a material under study
E. a substance which produces hydroxide ions when dissolved in water

1. aliquot
2. litmus paper
3. acid
4. base
5. neutral compound