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For an elementary reaction \(\mathrm{A}+\mathrm{B}\to \mathrm{C}+\mathrm{D}\) When volume becomes \(\frac{1}{3}\)rd, rat…

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For an elementary reaction

\(\mathrm{A}+\mathrm{B}\to \mathrm{C}+\mathrm{D}\)

When volume becomes \(\frac{1}{3}\)rd, rate of reaction becomes

Memory Based Question 28/Jan/25 Evening shift

a

8 times

b

9 times

c

6 times

d

2 times

✓ Correct answer: b)

9 times

Explanation

For the elementary reaction A + B → C + D, rate law is Rate = k[A][B]. When volume becomes 1/3rd, concentration increases 3 times. Since rate ∝ [A][B], new rate = 9 times the initial rate. Final answer: Rate increases 9 times.

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