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Q.

(A) Rate of constant of a reaction increases with increase in temperature.
(R) Increase in temperature increases in the number of activated molecules

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a

Both (A) and (R) are correct and (R) is the correct explanation of (A).

b

Both (A) and (R) are correct but (R) is not the correct explanation of (A).

c

(A) is correct but (R) is wrong.

d

(A) and (R) both are wrong.

answer is A.

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Detailed Solution

  • The rate of reaction increases when the rate constant increases which is given by the formula K=Ae-EaRT
  • When the temperature increases the number of effective collisions increases which is due to the increase in the number of activated molecules having energy greater than threshold energy.
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