(B) The relationship between $pH$ and hydrogen ion concentration is given by the formula: $pH = -\log[H^{+}]$ Given that $pH = 4$,we have: $4 = -\log[

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(B) The relationship between $pH$ and hydrogen ion concentration is given by the formula: $pH = -\log[H^{+}]$ Given that $pH = 4$,we have: $4 = -\log[H^{+}]$ $\log[H^{+}] = -4$ $[H^{+}] = 10^{-4} \ mol/L$ Therefore,the correct option is $B$.

Class 11 Chemistry 2 Equilibrium: Ionic Equilibrium Water hydrolysis and pH scale

Medium

The $pH$ of the solution is $4$. The hydrogen ion concentration of the solution in $mol/L$ is

A
$9.5$
B
$10^{-4}$
C
$10^{4}$
D
$10^{-2}$

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2 Equilibrium: Ionic Equilibrium

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Water hydrolysis and pH scale

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The $pH$ of the solution is $4$. The hydrogen ion concentration of the solution in $mol/L$ is

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