mikeytheodore2184 mikeytheodore2184

25-01-2024
Chemistry

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The half-life period of a first-order reaction is 15 minutes. The amount of substance left after one hour will be:
A. 1/4 of the original amount
B. 1/8 of the original amount
C. 1/16 of the original amount
D. 1/32 of the original amount

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