Starting with a sample of pure 66^Cu, 7/8 of it decays into Zn in 15 minutes. The corresponding half-life is

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asked Mar 30, 2018 in Physics by shabnam praween (19,050 points) 5 6 8

Starting with a sample of pure 66Cu, 7/8 of it decays into Zn in 15 minutes. The corresponding half-life is

(1) 10 minutes

(2) 15 minutes

(3) 5 minutes

(4)7 1/2

1 Answer

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answered Mar 30, 2018 by santoshjha (25,550 points) 4 5 6
selected Mar 30, 2018 by Vikash Kumar
 
Best answer

The correct answer is (3)

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