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MGIMS WARDHA MGIMS WARDHA Solved Paper-2009

  • question_answer
    The first order rate constant for dissociation of\[{{N}_{2}}{{O}_{5}}\]is\[6.2\times {{10}^{-4}}{{s}^{-1}}\]. The half-life period (in s) of this dissociation will be

    A)  1117.7                                 

    B)  111.7

    C)  223.4                                   

    D)  160.9

    Correct Answer: A

    Solution :

                     \[\Rightarrow \]              \[{{t}_{1/2}}=\frac{0.693}{k}\] \[=\frac{0.693}{6.2\times {{10}^{-4}}}=1117.7s\]


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