Q$4(25$ points$)$

The liquid phase reaction $AB+C$ is carried out in a constant volume batch reactor. Measurement of concentration of A with time is recorder as

Determine the reaction rate expression?

Ideal gas law constant, R $=8\mathrm{.}314$ J$/$mol$.$K or R$=1\mathrm{.}987$cal$/$mol$.$k or

$$ R$=0\mathrm{.}082$ atm.dm$3$

$/($mol$.$k$)$