Multiple Choice
The reaction A → B follows first-order kinetics with a half-life of 21.7 hours.If the concentration of A is 0.023 M after 48.0 hours,what was the initial concentration of A?
A) 0.0050 M
B) 0.051 M
C) 0.51 M
D) 0.11 M
E) 2.0 M
Correct Answer:
Verified
Correct Answer:
Verified
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