$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 $ second. The rate of appearance of $B$ is
$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 $ second. The rate of appearance of $B$ is
- A
$5 \times {10^{ - 4}}\,mol\,\,{l^{ - 1}}se{c^{ - 1}}$
- B
$5 \times {10^{ - 5}}\,mol\,\,{l^{ - 1}}se{c^{ - 1}}$
- C
$6 \times {10^{ - 5}}\,mol\,\,{l^{ - 1}}{\sec ^{ - 1}}$
- D
$4 \times {10^{ - 4}}\,mol\,{l^{ - 1}}{\sec ^{ - 1}}$
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- [AIPMT 2011]
For the reaction, $2A + B\,\to $ products , when the concentrations of $A$ and $B$ both were doubled, the rate of the reaction increased from $0.3\,mol\,L^{-1}\,s^{-1}$ to $2.4 \,mol\,L^{-1}\,s^{-1}.$ When the concentration of $A$ alone is doubled, the rate increased from $0.3\,mol\,L^{-1}\,s^{-1}$ to $0.6\,mol\,L^{-1}\,s^{-1}.$ Which one of the following statements is correct?
For the reaction, $2A + B\,\to $ products , when the concentrations of $A$ and $B$ both were doubled, the rate of the reaction increased from $0.3\,mol\,L^{-1}\,s^{-1}$ to $2.4 \,mol\,L^{-1}\,s^{-1}.$ When the concentration of $A$ alone is doubled, the rate increased from $0.3\,mol\,L^{-1}\,s^{-1}$ to $0.6\,mol\,L^{-1}\,s^{-1}.$ Which one of the following statements is correct?
- [JEE MAIN 2019]