The half-life of a radioactive substance is 2 seconds. Calculate the decay constant
0.035s-1
0.151s-1
0.347s-1
0.576s-1
1.386s-1
Correct answer is C
\(\lambda = \frac{0.693}{T_{\frac{1}{2}}} = \frac{0.693}{2}\) = 0.347s-1
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