A reaction which is of first order w.r.t. reactant A, has a rate const – McqOptions

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1.	A reaction which is of first order w.r.t. reactant A, has a rate constant 6 \[{{\min }^{-1}}\]. If we start with \[\left[ A \right]=0.5\text{ }mol\text{ }{{L}^{-1}}\], when would [A] reach the value of \[0.05\text{ }mol\,{{L}^{-1}}\]
A.	0.384 min
B.	0.15 min
C.	3 min
D.	3.84 min
Answer» B. 0.15 min

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