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  3. CEE Kerala Engineering

CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2010

  • question_answer
    How much time (in hours) would it take to distribute one Avogadro number of wheat grains, if\[{{10}^{20}}\]grains are distributed each second?

    A)  0.1673                                 

    B)  1.673

    C)  16.73                   

    D)         167.3

    E)  1673

    Correct Answer: B

    Solution :

    If\[{{10}^{20}}\]grains are distributed in 1 s,\[6.023\times \] \[{{10}^{23}}\]grains will be distributed in \[\frac{6.023\times {{10}^{23}}\times 1}{{{10}^{20}}}=6023s=1.673\,hr\]


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