1.

The rate constant of zero order reaction is 2xx10^(-2) mole L /sec. If the concentration of the reactant after 25 sec is 0.5 M, the initial concentration is

Answer»

`2xx10^(-2)M`
1M
2M
`2xx10^(2)M`

SOLUTION :`C_(0)-C_(t)=Kxxt,C_(0)-0.5=2xx10^(-2)xx25,C_(0)=0.50+0.5,C_(0)=1M`


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