A) 300s
B) 30s
C) 220s
D) 347s
Correct Answer: D
Solution :
[d] 347s Rate=k [A] i.e \[2.0\times {{10}^{-5}}=k(0.01)\] \[k=\frac{2.0\times 10-5}{0.01}\] \[k=2.0\times {{10}^{-3}}\] \[{{t}_{1/2}}=\frac{0.693}{k}=\frac{0.693}{2.0\times {{10}^{-3}}}=347s\]You need to login to perform this action.
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