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Time required to complete 90% of the fir...

Time required to complete 90% of the first order reaction is

A

`(2.303)/k`

B

`(2xx0.693)/k`

C

`(2xx693)/k`

D

`(0.301)/k`

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CHETANA PUBLICATION-CHEMICAL KINETICS-EXERCISE
  1. The relation between half life and initial concentration is given by

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  2. Tritium undergoes radioactive decay giving .

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  3. Time required to complete 90% of the first order reaction is

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  4. Half-life t(1//2) of first order reaction is

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  5. Some bimolecular reactions which follow the kinetics of first order ar...

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  6. In decomposition of NH(3(g))surface is used.

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  7. Decomposition of NH3 takes place in presence of

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  8. Decomposition of nitrous oxide takes place in presence of catalyst.

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  9. hydrolysis of nitrous oxide to nitrogen and oxygen is order reaction.

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  10. The hydrolysis of ethyl acetate CH3COOC2H5+H2O overset(H^+) rarr,CH3CO...

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  11. Molecularity of reaction can be

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  12. For a single step reaction : A+2B rarr products the molecularity is

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  13. The molecularity and order of the reaction 2NO(g)+O(2(g)) rarr 2NO(2(g...

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  14. During breaking and making of bonds, the colloidal molecule must have

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  15. The minimum kinetic energy required for a molecular collision to lead ...

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  16. Average kinetic energy is proportional to

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  17. Arrhenius mathemical expression shows the relationship between

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  18. A catalyst increases the rate of the reaction by

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  19. Decomposition of KClO3 takes place in presence of catalyst

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  20. Decompositon of H2O2 takes place in presence of a catalyst

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