Answers HS Physical Science A - CR Summer School 2026 Lab: Rate of Chemical ReactionsQuestion 2

2

AssignmentMultiple Choice

Lab: Rate of Chemical Reactions

Question 2 • HS Physical Science A - CR Summer School 2026

Which observation was a sign that a chemical reaction was occurring in this experiment?

Answer

A

formation of a solid

B

change in color

C

formation of gas bubbles

D

production of light

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