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

  • question_answer
    pH of a \[{{10}^{-3}}M\] solution of hydrochloric acid will be [MP PET 2000]

    A)                 1.3         

    B)                 2.0

    C)                 3.0         

    D)                 4.5

    Correct Answer: C

    Solution :

                    \[[{{H}^{+}}]={{10}^{-3}}M,\,\,pH=-\log [{{10}^{-3}}],\,\,pH=3\]


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