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K, A & Ea of a process at 25^@C respect...

K, A & `E_a` of a process at `25^@C` respectively are` 5 xx 10^(-4) s^(-1) , 6 xx 10^14 s^(-1) ` & 108 kJ/mol. Then the value of rate constant as time ` to oo` will be

A

`1.2xx10^(18)`

B

zero

C

`6xx10^(14)`

D

`5xx10^(-4)`

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The correct Answer is:
D
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AAKASH SERIES-CHEMICAL KINETICS-Objective Exercise - 2
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  2. For producing the effective collisions the colliding molecules must ha...

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  3. K, A & Ea of a process at 25^@C respectively are 5 xx 10^(-4) s^(-1) ...

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  4. The half life of a first order reaction is 100 seconds at 280 K. If th...

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  5. The temperature coefficient of a reaction is 2. When the temperature i...

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  6. For a chemical reaction Y(2)+2Zto Product rate controlling step is Y+1...

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  7. In a reaction AtoB when the concentration of reaction is made 8 times,...

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  8. The rate of reaction A+2Bto Products is given by -(d[A])/(dt)=k[A][B]^...

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  9. For the reaction 2A+Bto Products, it is found that doubling the conce...

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  10. The initial rates for gaseous reaction A+3BtoAB(3) are given below [...

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  11. The half life of a first order reaction is 100 seconds. What is the ti...

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  12. For the reaction 2N(2)O(5)to4NO(2)+O(2), rate and rate constant are 1....

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  13. Decomposition of NH3 on Pt surface follows zero order kinetics. If the...

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  14. 3/4 th of first order reaction was completed in 32 min 15/16 the part ...

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  15. Initial concentration of the reactant is 1.0 M. The concentration beco...

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  16. Half life periods for a reaction at initial concentration of 0.1 M and...

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  17. For first order reaction t(0.75) is 138.6 sec. Its specific rate const...

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  18. 20% first order reaction is completed in 50 minute. Time required for ...

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  19. In a first order reaction, 20% reaction is completed in 24 minutes.The...

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  20. A first order reaction is half completed is 45 minutes. How long does ...

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