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When determining whether a chemical reaction has taken place, you observe and look for several indicators. Which would be considered an indication that a chemical reaction or chemical change has taken place?

ASolid melts.
BHeat is given off.
CSubstance dissolves
DSubstance changes shape.

Verified Answer :

The answer would be B, heat is given off. Steam, bubbling, and fizzing can also indicate that a chemical change is occurring.

mymyjuicy2747

Answer:

B) Heat is given off

Explanation:

Here's why: Heat is given off represents a chemical change reactions can give off. Dissolving, melting, and changing shape are all example of physical changes.

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