Multiple Choice
A reaction is first order. If its initial rate is 0.0200 M/s and 25.0 days later its rate is 6.25 × 10-4 M/s, then its half-life is ________.
A) 12.5 days
B) 5.0 days
C) 25.0 days
D) 50.0 days
E) 2.5 days
Correct Answer:
Verified
Correct Answer:
Verified
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