6. A student observed a precipitate form during a chemical reaction. Which of the following
did the student most likely observe?

A. Bubbles of gas floated to the top of a
solution.

B. The color of a liquid changed when a solid
was added to it.

C. Steam rose from a flask when a powder
was added to a liquid.

D. A solid sank to the bottom of a container
when two liquids were mixed.

Pls help ASAP! Will give brainliest