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One-fourth of reaction is completed in 3...

One-fourth of reaction is completed in 32 min. What is the half-life period of this reaction? How is half-life period related to initial concentration for a second order reaction?

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Knowledge Check

  • Half-life period of any first order reaction is

    A
    directly proportional to initial concentration of reactant
    B
    half of the rate constant
    C
    same for all reactions
    D
    independent of initial concentration of reactant

  • The half-life period of a reaction is 100 min In 400 min the initial concentration of 2.0g will become.

    A
    0.25g
    B
    0.75g
    C
    0.125g
    D
    0.1g