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Manipal Medical Manipal Medical Solved Paper-2015

  • question_answer
    How many g of \[NaOH\]will be needed to prepare 250 mL of 0.1 M solution?

    A) 1g                                              

    B) 10 g

    C)  4g                                             

    D) 6 g

    Correct Answer: A

    Solution :

    \[{{M}_{eq.}}\]of \[NaOH=250\times 0.1\]                              \[=25\]          \[\frac{w}{40}\times 1000=25\]                         \[w=1g\]


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