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

  • question_answer
    When 90 gm of water is mixed with 300 gm of acetic acid. The total number of moles will be

    A)                 5             

    B)                 10

    C)                 15          

    D)                 20

    Correct Answer: B

    Solution :

              Number of moles = \[\frac{{{w}_{1}}}{{{m}_{1}}}+\frac{{{w}_{2}}}{{{m}_{2}}}=\frac{90}{18}+\frac{300}{60}=10\]


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