In a first order reaction the reacting substance has half-life period of ten minutes. What fraction of the substance will be left after an hour the reaction has occured?
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a
1/6 of initial concentration
b
1/64 of initial concentration
c
1/12 of initial concentration
d
1/32 of initial concentration
answer is B.
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Detailed Solution
t1/2=10No. of half-life=6010=6 half-lifeCt=C0(2)n=C0(2)6=(C064)
In a first order reaction the reacting substance has half-life period of ten minutes. What fraction of the substance will be left after an hour the reaction has occured?