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Manipal Engineering Manipal Engineering Solved Paper-2015

  • question_answer
    40% by weight solution will contain how much mass of the solute in 1L solution, density of the solution is 1.2 g/mL?

    A) 480g                                      

    B) 48g

    C) 38 g                                       

    D) 380 g

    Correct Answer: A

    Solution :

    Molanty\[\pm \sqrt{\frac{3}{5}}\] Molanty \[y=(2x-1){{e}^{2(1-x)}}\] Again, since Molarity \[y-1=0\]


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