(C) The rate of reaction for $A_{(g)} + 3B_{(g)} \to 2C_{(g)}$ is given by the expression:Rate $= -\frac{d[A]}{dt} = -\frac{1}{3} \frac{d[B]}{dt} = \f

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$9 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$

(C) The rate of reaction for $A_{(g)} + 3B_{(g)} \to 2C_{(g)}$ is given by the expression:Rate $= -\frac{d[A]}{dt} = -\frac{1}{3} \frac{d[B]}{dt} = \frac{1}{2} \frac{d[C]}{dt}$Given that $-\frac{d[A]}{dt} = 3 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$.Equating the rates of $A$ and $B$:$-\frac{d[A]}{dt} = -\frac{1}{3} \frac{d[B]}{dt}$$3 \times 10^{-3} = -\frac{1}{3} \frac{d[B]}{dt}$$-\frac{d[B]}{dt} = 3 \times (3 \times 10^{-3}) = 9 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$.

Class 12 Chemistry Chemical Kinetics Rate of a reaction

Medium

For the reaction $A_{(g)} + 3B_{(g)} \to 2C_{(g)}$,if the value of $-d[A]/dt$ is $3 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$,then the value of $-d[B]/dt$ will be:

A
$3 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$
B
$9 \times 10^{-6} \ mol \ L^{-1} \ min^{-1}$
C
$9 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$
D
$1.5 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$

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Chemical Kinetics

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Rate of a reaction

$R \longrightarrow P$ is a first order reaction. The concentration of $R$ changed from $0.04$ to $0.03 \ mol \ L^{-1}$ in $40 \ min$. What is the average velocity of the reaction in $mol \ L^{-1} \ s^{-1}$?

MediumAP EAMCET 2025

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$A$ gaseous hypothetical chemical equation $2A \rightleftharpoons 4B + C$ is carried out in a closed vessel. The concentration of $B$ is found to increase by $5 \times 10^{-3} \ mol \ L^{-1}$ in $10 \ s$. The rate of appearance of $B$ is

Medium

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In the reaction $2N_2O_5(g) \rightarrow 4 NO_2(g) + O_2(g)$, $N_2O_5$ disappears at a rate of $0.06 \text{ mol dm}^{-3} \text{s}^{-1}$. Calculate the rate of formation of $O_2(g)$.

DifficultMHT CET 2026

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For the reaction $N_{2(g)} + 3H_{2(g)} \to 2NH_{3(g)}$,under certain conditions of temperature and partial pressure of the reactants,the rate of formation of $NH_3$ is $0.001 \ kg \ h^{-1}$. The rate of conversion of $H_2$ under the same conditions is:

MediumIIT 1994

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In a pseudo first order hydrolysis of ester in water,the following results were obtained:

$t \ (s)$ $0$ $30$ $60$ $90$

$[\text{Ester}] \ (mol \ L^{-1})$ $0.55$ $0.31$ $0.17$ $0.085$

What will be the average rate of reaction between the time interval $30 \ s$ to $60 \ s$?

Medium

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$t \ (s)$	$0$	$30$	$60$	$90$
$[\text{Ester}] \ (mol \ L^{-1})$	$0.55$	$0.31$	$0.17$	$0.085$

For the reaction $A_{(g)} + 3B_{(g)} \to 2C_{(g)}$,if the value of $-d[A]/dt$ is $3 \times 10^{-3} \ mol \ L^{-1} \ min^{-1}$,then the value of $-d[B]/dt$ will be:

Similar Questions

$R \longrightarrow P$ is a first order reaction. The concentration of $R$ changed from $0.04$ to $0.03 \ mol \ L^{-1}$ in $40 \ min$. What is the average velocity of the reaction in $mol \ L^{-1} \ s^{-1}$?

$A$ gaseous hypothetical chemical equation $2A \rightleftharpoons 4B + C$ is carried out in a closed vessel. The concentration of $B$ is found to increase by $5 \times 10^{-3} \ mol \ L^{-1}$ in $10 \ s$. The rate of appearance of $B$ is

In the reaction $2N_2O_5(g) \rightarrow 4 NO_2(g) + O_2(g)$, $N_2O_5$ disappears at a rate of $0.06 \text{ mol dm}^{-3} \text{s}^{-1}$. Calculate the rate of formation of $O_2(g)$.

For the reaction $N_{2(g)} + 3H_{2(g)} \to 2NH_{3(g)}$,under certain conditions of temperature and partial pressure of the reactants,the rate of formation of $NH_3$ is $0.001 \ kg \ h^{-1}$. The rate of conversion of $H_2$ under the same conditions is:

In a pseudo first order hydrolysis of ester in water,the following results were obtained: $t \ (s)$ $0$ $30$ $60$ $90$ $[\text{Ester}] \ (mol \ L^{-1})$ $0.55$ $0.31$ $0.17$ $0.085$ What will be the average rate of reaction between the time interval $30 \ s$ to $60 \ s$?

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In a pseudo first order hydrolysis of ester in water,the following results were obtained:

$t \ (s)$ $0$ $30$ $60$ $90$

$[\text{Ester}] \ (mol \ L^{-1})$ $0.55$ $0.31$ $0.17$ $0.085$

What will be the average rate of reaction between the time interval $30 \ s$ to $60 \ s$?