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Standard XII

Chemistry

Energetics of Nuclear Fission

15. The radio...

Question

15. The radio active " Sr that is formed due to nuclear explosion has half life { period of 28.1 years. In the body of a child born at this time 90Sr is found to { be 10^{-6 gram, then what will be ^{90Sr destroyed from the body of child when the { age of the child will be 30 years.

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