A) 7.5 minutes
B) 15 minutes
C) 30 minutes
D) 60 minutes
Correct Answer: C
Solution :
The concentration of the reactants decrease from 0.8 to 0.4 in 15 min i.e., \[{{T}_{1/2}}=15\]min, concentration from 0.1m to 0.025 will fall in 2 half lives so total time taken \[=2\times {{T}_{1/2}}=2\times 15=30\]min.You need to login to perform this action.
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