JEE Main & Advanced AIEEE Solved Paper-2013

  • question_answer
    How many litres of water must be added to 1 litre of an aqueous solution of HCl with a pH of 1 to create an aqueous solution with pH of 2?     AIEEE Solevd Paper-2013

    A) 0.1 L      

    B)        0.9 L      

    C)        2.0 L      

    D)        9.0 L

    Correct Answer: D

    Solution :

    \[0.1\times 1=(1+v)\times 0.01\] \[1+v=\frac{0.1}{0.01}\] \[\Rightarrow \]\[1+v=10\Rightarrow v=10-1=9L\]


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