Medium
The rate constant for a second order reaction is $8 \times 10^{-5} \ M^{-1} \ min^{-1}$. How long will it take a $1 \ M$ solution to be reduced to $0.5 \ M$?
- A$8 \times 10^{-5} \ min$
- B$8.665 \times 10^{3} \ min$
- C$4 \times 10^{-5} \ min$
- D$1.25 \times 10^{4} \ min$
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Similar Questions
The hypothetical reaction $A_2 + B_2 \rightarrow 2AB$ follows the mechanism given below. What is the overall order of the reaction?
$A_2 \rightleftharpoons A + A$ ...... (fast);
$A + B_2 \rightarrow AB + B$ ...... (slow);
$A + B \rightarrow AB$ ...... (fast)
$A_2 \rightleftharpoons A + A$ ...... (fast);
$A + B_2 \rightarrow AB + B$ ...... (slow);
$A + B \rightarrow AB$ ...... (fast)
Medium
View SolutionThe correct difference between $1^{st}$-order and $2^{nd}$-order reaction is that:
Determine the order of reaction on the basis of following data for the reaction $A + B \to C$.
Exp. $[A]$ $[B]$ Rate of reaction $(mol \ L^{-1} \ s^{-1})$ $1$ $0.1$ $0.1$ $2 \times 10^{-3}$ $2$ $0.4$ $0.1$ $0.8 \times 10^{-2}$ $3$ $0.1$ $0.2$ $1.6 \times 10^{-2}$
(in $.5$)
| Exp. | $[A]$ | $[B]$ | Rate of reaction $(mol \ L^{-1} \ s^{-1})$ |
|---|---|---|---|
| $1$ | $0.1$ | $0.1$ | $2 \times 10^{-3}$ |
| $2$ | $0.4$ | $0.1$ | $0.8 \times 10^{-2}$ |
| $3$ | $0.1$ | $0.2$ | $1.6 \times 10^{-2}$ |
Medium
View SolutionThe given data are for the reaction:
$2NO_{(g)} + Cl_{2(g)} \to 2NOCl_{(g)}$ at $298 \ K$
Experiment $[Cl_2] \ (M)$ $[NO] \ (M)$ Rate $(mol \ L^{-1} \sec^{-1})$ $I$ $0.05$ $0.05$ $1 \times 10^{-3}$ $II$ $0.15$ $0.05$ $3 \times 10^{-3}$ $III$ $0.05$ $0.15$ $9 \times 10^{-3}$
The rate law for the reaction is:
$2NO_{(g)} + Cl_{2(g)} \to 2NOCl_{(g)}$ at $298 \ K$
| Experiment | $[Cl_2] \ (M)$ | $[NO] \ (M)$ | Rate $(mol \ L^{-1} \sec^{-1})$ |
| $I$ | $0.05$ | $0.05$ | $1 \times 10^{-3}$ |
| $II$ | $0.15$ | $0.05$ | $3 \times 10^{-3}$ |
| $III$ | $0.05$ | $0.15$ | $9 \times 10^{-3}$ |
The rate law for the reaction is:
Medium
View SolutionThe rate law for the reaction $2 NO_{(g)} + O_{2(g)} \longrightarrow 2 NO_{2(g)}$ is $\text{rate} = k[NO]^2[O_2]$. Which of the following statements is correct?
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