During the kinetic study of the reaction,$2A + B \rightarrow C + D,$ the following results were obtained:
$Run$ $[A] / mol \ L^{-1}$ $[B] / mol \ L^{-1}$ Initial rate of formation of $D / mol \ L^{-1} \ min^{-1}$
$I.$ $0.1$ $0.1$ $6.0 \times 10^{-3}$
$II.$ $0.3$ $0.2$ $7.2 \times 10^{-2}$
$III.$ $0.3$ $0.4$ $2.88 \times 10^{-1}$
$IV.$ $0.4$ $0.1$ $2.40 \times 10^{-2}$

Based on the above data,which one of the following is correct?

  • A
    Rate $= k[A]^2[B]$
  • B
    Rate $= k[A][B]$
  • C
    Rate $= k[A]^2[B]^2$
  • D
    Rate $= k[A][B]^2$

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Similar Questions

The reaction of hydrogen and iodine monochloride is given as
$H_{2(g)} + 2ICl_{(g)} \to 2HCl_{(g)} + I_{2(g)}$
This reaction is of first order with respect to $H_{2(g)}$ and $ICl_{(g)}$. Which of the following mechanisms is consistent with the given information?
Mechanism $A$:
$H_{2(g)} + 2ICl_{(g)} \to 2HCl_{(g)} + I_{2(g)}$
Mechanism $B$:
$H_{2(g)} + ICl_{(g)} \to HCl_{(g)} + HI_{(g)}$ (Slow)
$HI_{(g)} + ICl_{(g)} \to HCl_{(g)} + I_{2(g)}$ (Fast)

For the inversion of cane sugar,the half-life is $500 \ min$ at all concentrations of sugar when $pH = 5$. However,when $pH = 6$,the half-life becomes $50 \ min$. Determine the rate law for the inversion of cane sugar.

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Which one of the following is a second order reaction?

The following data are obtained for a reaction,$X + Y \rightarrow$ Products.
$Expt.$ $[X]_0 / mol \ L^{-1}$ $[Y]_0 / mol \ L^{-1}$ $Rate / mol \ L^{-1} s^{-1}$
$1$ $0.25$ $0.25$ $1.0 \times 10^{-6}$
$2$ $0.50$ $0.25$ $4.0 \times 10^{-6}$
$3$ $0.25$ $0.50$ $8.0 \times 10^{-6}$

The overall order of the reaction is:

Write the unit of the rate constant for the following reactions:
$1.$ $5/2$ order
$2.$ $n$ order

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