Physics, asked by pinkdoll, 1 year ago

half life period of radium is 1600 years. 2grams of radium undergoes decay and gets reduced to 0.125 grams
a)3200years
b)2500years
c)8000years
d)6400years

Answers

Answered by 1Zoya
13
answer is d)6400 as time taken= n×half life here n=4
4×1600=6400
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