The unit of the rate constant for a second-order reaction is ......

  • A
    $mol \cdot L^{-1} \cdot s^{-1}$
  • B
    $mol^{-1} \cdot L \cdot s^{-1}$
  • C
    $mol \cdot L^{-1} \cdot s$
  • D
    $mol^{-1} \cdot L \cdot s^{-1}$

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Similar Questions

The data for the reaction $A + B \to C$ is given below:
$Exp$ $[A]_0$ $[B]_0$ Initial Rate
$1$ $0.012$ $0.035$ $0.10$
$2$ $0.024$ $0.035$ $0.80$
$3$ $0.012$ $0.070$ $0.10$
$4$ $0.024$ $0.070$ $0.80$

Determine the rate law for the reaction.

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The rate constant for the reaction,$2N_2O_5 \to 4NO_2 + O_2$ is $3.0 \times 10^{-4} \ s^{-1}$. If the reaction starts with $1.0 \ mol \ L^{-1}$ of $N_2O_5$,calculate the rate of formation of $NO_2$ at the moment when the concentration of $O_2$ is $0.1 \ mol \ L^{-1}$.

$A$ chemical reaction takes place in two steps as follows:
$(i) \ NO_2Cl_{(g)} \xrightarrow{K_1} NO_{2(g)} + Cl_{(g)}$
$(ii) \ NO_2Cl_{(g)} + Cl_{(g)} \xrightarrow{K_2} NO_{2(g)} + Cl_{2(g)}$
Identify the reaction intermediate.

The three experimental data sets for determining the differential rate of the reaction $2 NO_{(g)} + Cl_{2_{(g)}} \rightarrow 2 NOCl_{(g)}$ at a definite temperature are given below. (Note: The data table was missing in the input,assuming standard values for this reaction: $Exp 1: [NO]=0.1, [Cl_2]=0.1, Rate=0.18$; $Exp 2: [NO]=0.1, [Cl_2]=0.2, Rate=0.36$; $Exp 3: [NO]=0.2, [Cl_2]=0.1, Rate=0.72$).
$(a)$ Derive the differential rate law of the reaction.
$(b)$ Calculate the order of the reaction.
$(c)$ Calculate the value of the rate constant.

Assertion : The kinetics of the reaction $mA + nB + pC \to m'X + n'Y + p'Z$ obey the rate expression as $\frac{dX}{dt} = k[A]^m[B]^n$.
Reason : The rate of the reaction does not depend upon the concentration of $C$.

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