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HS Physical Science A - CR Summer School 2026
Lab: Rate of Chemical Reactions — Unit test
Question 4
4
Quiz
Multiple Choice
Lab: Rate of Chemical Reactions — Unit test
Question 4 • HS Physical Science A - CR Summer School 2026
Which best describes a chemical reaction?
Answer
A
the rearrangement of atoms by breaking and reforming chemical bonds
B
a reaction that absorbs heat from the surroundings
C
a reaction that releases heat to the surroundings
D
the rearrangement of molecules based on temperature and pressure
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