Question

Litmus paper is used to detect the presence of an acid or a base. Red litmus paper turns blue when a base is detected, and blue litmus paper turns red when an acid is detected. In this example, litmus paper is acting as a(n)(1 point)
Responses

chemical reaction.
chemical reaction.

indicator.
indicator.

characteristic property.
characteristic property.

Benedict’s test.

Answer 1

In this example, litmus paper is acting as an **indicator**.