Home
Class 12
CHEMISTRY
In a first order reaction, 10% of the re...

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate :
(1) The half-life period of the reaction.
(2) The time required for completing 87.5% of the reaction.

Text Solution

Verified by Experts

`t=(2.303)/(0.0042) "log"_(10)(100)/(12.5)`
`t=495.14` min
Promotional Banner

Topper's Solved these Questions

  • SAMPLE QUESTION PAPER 5

    ICSE|Exercise Questions (Answer the following questions) |40 Videos

  • SELF ASSESSMENT PAPER -10

    ICSE|Exercise QUESTIONS|8 Videos

Similar Questions

Explore conceptually related problems

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : The half-life of the reaction.

In a first order reaction, 10% of the reactant is consumed in 25 minuts. Calculate: The half life of the reaction.

In a first order reaction, 10% of the reactant is consumed in 25 minuts. Calculate: The time required for complete 17% of the reaction.

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : The time required for completing 17% of the reaction.

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : The time required for completing 17% of the reaction.

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : The time required for completing 87.5% of the reaction.

ICSE-SAMPLE QUESTIONS PAPER 2-QUESTIONS
  1. Why is use of aspartame limited to cold foods and drinks ?

    Text Solution

    |

  2. In a first order reaction, 10% of the reactant is consumed in 25 minut...

    Text Solution

    |

  3. In a first order reaction, 10% of the reactant is consumed in 25 minut...

    Text Solution

    |

  4. Give chemical test to distinguish between the following pair of compou...

    Text Solution

    |

  5. How can the following conversions be brought about : Methyl chloride...

    Text Solution

    |

  6. What do you observe when glucose solution is heated with Tollen's reag...

    Text Solution

    |

  7. Account for the following: The boiling points of alcohols decrease w...

    Text Solution

    |

  8. Why do phenols not give protonation reactions readily?

    Text Solution

    |

  9. Write the structures of three ethers with molecular formula C(4)H(10)...

    Text Solution

    |

  10. 40% of a first order reaction is completed in 50 minutes. How much tim...

    Text Solution

    |

  11. The molecular weights of sodium chloride and glucose are determined b...

    Text Solution

    |

  12. What are semiconductors ? What is the effect of increasing temperature...

    Text Solution

    |

  13. What are F-centres in an ionic crystal ?

    Text Solution

    |

  14. Explain the following : (a) Same substance can act both as colloids ...

    Text Solution

    |

  15. Explain the following: Out of BaCl(2) and KCl which one is more eff...

    Text Solution

    |

  16. The cryoscopic constant of water is 1.86 K "mol"^(-1) kg. An aqueous s...

    Text Solution

    |

  17. Name the coordination compound used for the following: Treatment of ...

    Text Solution

    |

  18. State the hybridization and magnetic property of [Fe(CN)6]^(3-) ion ac...

    Text Solution

    |

  19. How will you obtain pure potassium permanganate (KMnO4) crystals from ...

    Text Solution

    |

  20. Conversion of Aniline into chlorobenzene

    Text Solution

    |