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LHS Physical Science
Cumulative Exam — Cumulative exam
Question 19
19
Quiz
Multiple Choice
Cumulative Exam — Cumulative exam
Question 19 • LHS Physical Science
Which will decrease the rate of a reaction?
Answer
A
changing the temperature from 90ºC to 40ºC
B
adjusting the concentration from 30 ng to 60 ng
C
placing the substance in a smaller container
D
grinding the substance into a powder
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