QJEEM05Che4cd: JEE Main 2005 Chemistry - Class 11 JEEM05Che4cd Solution: Hydrogen ion concentration in mol / L in a solution of pH = 5.4 …

Question

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Hydrogen ion concentration in mol / L in a solution of pH = 5.4 will be :

Accepted Answer

p H = - \log [H^{+}] = \log \frac{1}{[H^{+}]};

5.4 = \log \frac{1}{[H^{+}]}

On solving,

[H^{+}] = 3.98 \times 10^{- 6}

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