A catalyst lowers the activation energy for a certain reaction from 83.314 to 75 kJ mol-1 at 500 K. What will be the rate of reaction as compared to uncatalysed reaction? Assume other things being equal.

Question

A catalyst lowers the activation energy for a certain reaction from 83.314 to 75 kJ mol-1 at 500 K. What will be the rate of reaction as compared to uncatalysed reaction? Assume other things being equal. (A) Double (B) 28 times (C) 7.38 times (D) 7.38 × 103 times

Tardigrade Admin · Accepted Answer

Correct answer is (c) 7.38 times

Q. A catalyst lowers the activation energy for a certain reaction from $83.314$ to $75 k J m o l^{- 1}$ at $500 K$ . What will be the rate of reaction as compared to uncatalysed reaction? Assume other things being equal.

Double

28 times

7.38 times

$7.38 \times 1 0^{3}$ times

Correct answer is (c) 7.38 times

Q. A catalyst lowers the activation energy for a certain reaction from 83.314 to 75kJmol−1 at 500K. What will be the rate of reaction as compared to uncatalysed reaction? Assume other things being equal.

Double

28 times

7.38 times

7.38×103 times

Correct answer is (c) 7.38 times

Q. A catalyst lowers the activation energy for a certain reaction from $83.314$ to $75 k J m o l^{- 1}$ at $500 K$ . What will be the rate of reaction as compared to uncatalysed reaction? Assume other things being equal.

$7.38 \times 1 0^{3}$ times