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

6 February, 10:41

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Answers (2)

Know the Answer?

Reece Whitney · Answer 1

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

Baby Bird · Answer 2

The solid has bubbles forming on the surface