Chemistry

Rebecca Wall

29 December, 04:42

Janice mixed an orange solution of sodium sulfide with a clear solution of hydrochloric acid. She noticed after a minute that the

solution smelled something like rotten eggs.

What could she reasonably infer from the odor released by the solution?

A. Hydrochloric acid must smell like rotton eggs.

B.

A chemical reaction may have occurred.

C.

A chemical reaction must have occurred.

D. Chemical changes always produce odors.