The formation of a new solid or gas is evidence of a chemical reaction.

Name: The formation of a new solid or gas is evidence of a chemical reaction.
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Question

Quizplus · Accepted Answer

When a new solid or gas is formed, it signifies the creation of new chemical bonds and the breaking of existing ones, which is a characteristic of a chemical reaction. Therefore, the formation of a new solid or gas provides evidence of a chemical reaction taking place.

The Formation of a New Solid or Gas Is Evidence