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CMC Medical CMC-Medical VELLORE Solved Paper-2010

  • question_answer
    The volume at STP occupied by 14 g of nitrogen is

    A)  1.12 L                                   

    B)  11.2 L

    C)  21.1 L                                   

    D)  12.1 L

    E)  None of these

    Correct Answer: B

    Solution :

                    Molecular mass of nitrogen = 28 u 1 mole of nitrogen = 28 g = 22.4 L at STP, i.e., 28 g of nitrogen occupy 22.4 L at STP \[\therefore \]14 g of nitrogen will occupy\[=\frac{22.4}{2.8}\times 14\] = 11.2 L at STP


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