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A radioactive sample decays to half of its initial concetration in 6.93 minutes. It further decays half in next 6.93 minutes. The rate constant for the reaction isA. `0.10 "min"^(-1)`B. `0.01 "min"^(-1)`C. `1.0 "min"^(-1)`D. `0.001 "min"^(-1)` |
Answer» Correct Answer - A `k = (0.693)/(t_(1//2)) = (0.693)/(6.93) = 0.10 "min"^(-1)` |
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