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?

A) Solid melts.

B) Heat is given off.

C) Substance dissolves

D) Substance changes shape.

Question

14 May, 06:05

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Melany Blevins · Answer 1

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

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?A) Solid melts.B) Heat is given off.C) Substance dissolvesD) Substance changes shape.