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Recent questions tagged telegram-3287
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(chatquestion)...A radioactive nucleus A with a half life T, decays into a nucleus B. At t = 0, there is no nucleus B. At sometime t, the ratio of the number of B to that of A is 0.3. Then, t is given by - T log2 2 log1.3 Q.26 (1)t= (2) t D T. log1.3 (3) t= T log (1.3) (4) t = log 2 log(1.3)
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telegram-3287
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Jul 13, 2020
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