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JEE Main & Advanced Chemistry Solutions / विलयन Question Bank Method of expressing concentration of solution

  • question_answer
    How many \[gm\] of \[{{H}_{2}}S{{O}_{4}}\] is present in \[0.25gm\] mole of \[{{H}_{2}}S{{O}_{4}}\]                                          [CPMT 1990]

    A)                 24.5       

    B)                 2.45

    C)                 0.25       

    D)                 0.245

    Correct Answer: A

    Solution :

              \[n=\frac{w}{m};\,w=n\times m=0.25\times 98\]\[=24.5gm\]


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