A) 0.5
B) 0.25
C) 0.125
D) 0.33
Correct Answer: C
Solution :
\[N={{N}_{0}}{{\left( \frac{1}{2} \right)}^{\frac{t}{{{T}_{1/2}}}}}\]\[\Rightarrow \frac{N}{{{N}_{0}}}={{\left( \frac{1}{2} \right)}^{\frac{30}{10}}}=\frac{1}{8}=0.125\].You need to login to perform this action.
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