Home
Class 12
CHEMISTRY
Calculate the rate constant and time req...

Calculate the rate constant and time required to complete 90% reaction for a first order reaction having `t_(1/2)` = 30 minutes. Find `t_(1/2)` for a 2nd order reaction `K = 4.3xx10^-4 mol^-1` lit `sec^-1` and initial conc. 0.24 (M).

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Show that the time required to complete 99% of a 1st order reaction is twice than that of time required to complete 90%.

Calculate the rate constant for a first order reaction if 90% of the reactant is converted to product in 100 minutes.

The rate constant of a reaction is 1.8xx10^3 min^(-1) . What is the order of the reaction?

A first order reaction takes 40 min for 30% decomposition . Calculate t_(1//2) .

Show that , t_(3//4) of a first order reaction is twice the value of t_(1//2) of that reaction.

25% of a first order reaction is completed in 30 min . Find the time required for completion of 50% of the reaction.

Show that in a first order reaction, time required for completion of 99.9% is 10 times of half-life (t_1/2) of the reaction

For a given reaction t_(1/2)= 1/Ka The order of the reaction is

Rate constant of a first order reaction is 0.45 sec^(-1) , calculate its half life.

Half life period of a first order reaction 15 min. Calculate the rate constant and time for 80% completion of the reaction

UNITED BOOK HOUSE-SET-7-Exercise
  1. Calculate the Vant Hoff's factor when 5.00 gm Na2SO4 dissolved in 45.0...

    Text Solution

    |

  2. Calculate the depression of freezing point of 0.1 (M) aqueous soln. of...

    Text Solution

    |

  3. Calculate the equivalent conductance of NaOH given the equivalent cond...

    Text Solution

    |

  4. Given that H2O(l) rarr H^+(aq) + OH^- (aq), DeltaH= 57.32 kJ H2(g) ...

    Text Solution

    |

  5. Why limestone is use to convert hematite to pig iron. What is the role...

    Text Solution

    |

  6. What is liquation? Name one metal which is purified by it. What is Aln...

    Text Solution

    |

  7. Why the melting point of higher oxides of metal is less as compare to ...

    Text Solution

    |

  8. What is lanthanoid contraction? What is misch metal state one use of i...

    Text Solution

    |

  9. What do you mean by retention of configuration. What is hoffmann ammon...

    Text Solution

    |

  10. How would you convert. 1 propanol rarr 2 propanol

    Text Solution

    |

  11. How would you differ aniline & benzyl amine chemically. What will happ...

    Text Solution

    |

  12. Why pernicious anaemia causes? What is peptide bond? Name an optically...

    Text Solution

    |

  13. Calculate the rate constant and time required to complete 90% reaction...

    Text Solution

    |

  14. Write differences between order and molecularities of a reaction. Defi...

    Text Solution

    |

  15. Write with balanced chemical equation what happen when XeO2F2 is hydr...

    Text Solution

    |

  16. Write with balanced chemical equation what happen when Phosphonium iod...

    Text Solution

    |

  17. State reason easily Xe can be liquified but not He.

    Text Solution

    |

  18. State reason: Stain of I2 can be removed by hypo solution. Which halid...

    Text Solution

    |

  19. How would you convert Propanoic acid rarr Propenoic acid Write Etrad ...

    Text Solution

    |

  20. How would you convert Benzaldehyde rarr Acetophenone Write Etrad reac...

    Text Solution

    |