Indications of a chemical change include light, heat, and gas production. t f

True is the correct answer.

Explanation:

A chemical change is a process which result in the formation of new substance, and the reaction is always irreversible.

When the new substance is formed it can be detected by the chemical change.

The factor which indicates the chemical changes are the release of light and heat and production of gas(formation of bubbles).

thus Indications of a chemical change include light, heat, and gas production is (True).

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