Home
Class 12
CHEMISTRY
Show that time required for 99.9% comple...

Show that time required for 99.9% completion of a first order reaction is three the time required for 90% completion.

A

t

B

2t

C

`t/2`

D

3t

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    CHETANA PUBLICATION|Exercise EXERCISE|112 Videos

  • Biomolecules

    CHETANA PUBLICATION|Exercise EXERCISE|98 Videos

  • Chemical Thermodynamics

    CHETANA PUBLICATION|Exercise EXERCISE|95 Videos

Similar Questions

Explore conceptually related problems

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

The half life period of a first order chemical reaction is 6.93 minutes. The time required for the completion of 99% of the reaction will be (log2=0.301)

The following table shows the frequency distribution of the time required for each worker to complete a work. From the table find the mean time required to complete the job for a worker.

Time taken for completion of G1 phase is about....

75 % of first order reaction is complete in 30 minutes. What is the time required for 93.75 % of the reaction (in minutes) ?

What is the half life of a first.order reaction if time required to decrease concentration of reactant from.0.8M to 0.2 M is 12- h?

The value of rate constant for a first order reaction is 2.303 xx10^(-2) sec^(-1) . What will be time required to reduce the concentration to (1)/(10) th of its initial concentration ?

CHETANA PUBLICATION-CHEMICAL KINETICS-EXERCISE
  1. The order of the reaction for which the units of rate constant are mol...

    Text Solution

    |

  2. The rate coristant for the reaction 2N2O5(g)rarr 2N2O4(g)+O2(g) is 4.9...

    Text Solution

    |

  3. Show that time required for 99.9% completion of a first order reaction...

    Text Solution

    |

  4. Slope of the graph In [A]t- versus t for first order'reaction is

    Text Solution

    |

  5. What is the half life of a first.order reaction if time required to de...

    Text Solution

    |

  6. The reaction, 3ClO^(theta) rarr ClO3^(theta)+2Cl^(theta)occurs in two ...

    Text Solution

    |

  7. The elementary reaction O3(g) + O(g) rarr 2 O2(g) is

    Text Solution

    |

  8. Rate law for the reaction, 2 NO + Cl2 rarr 2 NOCI is rate = k[NO]^2[Cl...

    Text Solution

    |

  9. For an endothermic reaction, XrarrY. If Ef is activation energy of the...

    Text Solution

    |

  10. The rate of a chemical reaction can be expressed in terms of

    Text Solution

    |

  11. The rate of a chemical reaction can be expressed in terms of

    Text Solution

    |

  12. In the reaction A+3B rarr 2C, the rate of formation of C is

    Text Solution

    |

  13. The instantaneous rate of reaction 2A+B rarr C+3D is given be

    Text Solution

    |

  14. A reaction is first order with respect to reactant A and second order ...

    Text Solution

    |

  15. Molecularity of an elementary reaction

    Text Solution

    |

  16. What are the units of rate constant of first order reaction?

    Text Solution

    |

  17. The integrated rate equation for first order reaction Ararr products i...

    Text Solution

    |

  18. The half life period for a first order reaction is .

    Text Solution

    |

  19. The slope of the straight line obtained by plotting rate versus concen...

    Text Solution

    |

  20. The reaction between H(2(g)) and ICI(g) occurs in the following steps:...

    Text Solution

    |