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AIEEE 2009 Solved Paper

Section: Chemistry

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Question : 17

Total: 89

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 (log‌2=0.301) :

230.3 minutes
23.03 minutes
46.06 minutes
460.6 minutes

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