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1. |
The half life period of a first order chemical reaction is 6.93 minutes. The time required for the completion of 99% of the chemical reaction will be (log 2 = 0.301) |
A. | 46.06 minutes |
B. | 230.3 minutes |
C. | 203 minutes |
D. | 460.6 minutes |
Answer» B. 230.3 minutes | |