A solid is placed in a solution. Which observation most likely indicates that a chemical reaction has occurred?

1) The size of the solid has rapidly decreased.

2) The color of the solution has not changed.

3) The solid has bubbles forming on its surface.

4) The temperature of the solution stays the same.

Question

Isla Hawkins

4 November, 12:42

+1

Answers (2)

Know the Answer?

Rivas · Answer 1

The solid has bubbles forming on the surface

Rohan · Answer 2

The solid has bubble forming on its surface. the rest are physical changes