Home
Class 12
CHEMISTRY
The rate constant of a raction at 500 K ...

The rate constant of a raction at 500 K and 700 K are 0.02 `s^(-1)` and `0.07s^(-1)` respectively. Calculate the value of `E_(a)`

Text Solution

Verified by Experts

18.230 kJ
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    SUBHASH PUBLICATION|Exercise PROBLEMS SECTION|19 Videos
  • BIOMOLECULES

    SUBHASH PUBLICATION|Exercise QUESTION|77 Videos
  • CHEMISTRY IN EVERYDAY LIFE

    SUBHASH PUBLICATION|Exercise QUESTION / ANSWERS|29 Videos

Similar Questions

Explore conceptually related problems

Rate constant of reaction at 300 K and 400 K are 0.0345 S^(-1) and 0.1365 S^(-1) respectively. Calculate the activation energy for the reaction. [Given : R = 8.314 J K^(-1) mol^(-1) ]

In a reversible reaction the rate constants of the forward and the backward reactions are 4.8xx10^(-5)s^(-1)and1.2xx10^(-4)s^(-1) respectively. Calculate the equilibrium constant.

The rate constant of a first order reaction at 300 K and 310 K are respectively 1.2 xx 10^(3) s^(-1) and 2.4 xx 10^(3) s^(-1) . Calculate the energy of activation. (R = 8.314 J K^(-1) mol^(-1))

The ratio of rate constants of a reaction at 300K and 291K is 2. Calculate the energy of activation. ("Given "R = "8.314JK"^(-1)" mol"^(-1)) .

If the rate constant of a reaction is k = 3 xx 10^(-4) s^(-1) , then identify the order of the reaction.

The resistance and conductivity of 0.02 M KCl solution are 82.4 ohm and 0.002768 S cm^(-1) respectively . When filled with 0.005 N K_(2)SO_(4) , the solution had a resistance of 324ohm . Calculate : a. Cell constant b. Conductance of K_(2)SO_(4) solution c. Conductivity of K_(2)SO_(4) solution d. Equivalent conductivity of K_(2)SO_(4) solution e. Molar conductivity of K_(2)SO_(4) solution.

Two reactions A rarr Products and Brarr products have rate constants k_(A) and k_(B) respectively at temperature T and activation energies E_(A) and E_(B) respectively . If k_(A) gt K_(B) and E_(A) lt E_(B) and assuming that A for both the reactions is same then :

SUBHASH PUBLICATION-CHEMICAL KINETICS -PROBLEMS SECTION
  1. For the reaction R to P, the concentration of a reactant changes from ...

    Text Solution

    |

  2. In a reaction 2A product, the concentration of A decreases from 0.5 mo...

    Text Solution

    |

  3. The conversion of molecules X to Y follows second order kinetics. IF c...

    Text Solution

    |

  4. The initial concentration of N(2)O(5) in the following first order rea...

    Text Solution

    |

  5. The rate constant of a certain first order reaction is 200S^(-1). What...

    Text Solution

    |

  6. A certain first order reaction is half completed in 46 min. Calculate ...

    Text Solution

    |

  7. Show that in case of a first order reaction, the time taken for comple...

    Text Solution

    |

  8. Show that t(99%) = 2 xx t(90%)

    Text Solution

    |

  9. Rate constant of a first order reaction is 0.0693 min^(-1). Calculate ...

    Text Solution

    |

  10. The rate constant for a first order reaction is 60s^(-1). How much tim...

    Text Solution

    |

  11. A first order reaction takes 40 min for 30% decompositon.

    Text Solution

    |

  12. The half life for radioactive decay of ""^(14)C is 5730 years. An arch...

    Text Solution

    |

  13. A first order reaction is found to have a rate constant K=5.5xx10^(-14...

    Text Solution

    |

  14. A first order reaction has a rate constant 1.15 xx 10^(-3)s^(-1). How ...

    Text Solution

    |

  15. Time required to decompose SO(2)Cl(2) to half of its initial amount is...

    Text Solution

    |

  16. The rate constant of a particular reaction doubles when the temperatur...

    Text Solution

    |

  17. The rate constant of a raction at 500 K and 700 K are 0.02 s^(-1) and ...

    Text Solution

    |

  18. The rate of a chemical reaction doubles for an increase of 10K in abso...

    Text Solution

    |

  19. The rate of a reaction becomes four times when the temperature changes...

    Text Solution

    |