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The initial concentration of cane sugar ...

The initial concentration of cane sugar is presence of an acid was reduced from 0.20 to 0.10 M in 5 hours and to 0.05 M in 10 hours, value of K ? (in `hr^(-1)`)

A

0.693

B

1.386

C

0.1386

D

3.465

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL KINETICS-LEVEL-1 (EXERCISE -II ORDER, MOLECULARITY, HALF LIFE:)
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  2. If (dx)/(dt)=k[H(3)O^(+)]^(n) and rate becomes 100 times when pH chang...

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  3. The initial concentration of cane sugar is presence of an acid was red...

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  4. 505 completion of a first order reaction takes place in 16 minute. The...

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  5. The time needed for the completion of 2/3 of a 1st order reaction, whe...

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  6. The rate constant of a first order reaction of 0.0693"min"^(-1). What ...

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

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  8. The half life periods of four reactions labelled by A,B, C & D are 30 ...

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  9. 3/4 th of first order reaction was completed in 32 min 15/16 the part ...

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

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

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

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  13. 20% first order reaction is completed in 50 minute. Time required for ...

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

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  15. The concentration of the reactant A in the reaction AtoB at different ...

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

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  17. 99% of a first order reaction was completed in 32 in. When wil 99.9% o...

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  18. For a first order reaction with half life of 150 seconds, the time tak...

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  19. A reaction which is of first order w.r.t reactant A has a rate constna...

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  20. For a first order reaction AtoB the reaction rate at reactant concetra...

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