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JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Question Bank Hydrogenion concentration pH scale and buffer solution

  • question_answer
    The pH of the solution is 4. The hydrogen ion concentration of the solution in mol/litre is               [UPSEAT 2000]

    A)                 9.5         

    B)                 \[{{10}^{-4}}\]

    C)                 \[{{10}^{4}}\]    

    D)                 \[{{10}^{-2}}\]

    Correct Answer: B

    Solution :

                    \[pH=4,\,\,({{H}^{+}})={{10}^{-pH}}={{10}^{-4}}\]M


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