In its 0.2,, M solution, an acid ionises to an extent of 60% . Its hydrogen ion concentration is....

English

Gujarati

Hindi

6-2.Equilibrium-II (Ionic Equilibrium)

medium

In its $0.2\,\, M$ solution, an acid ionises to an extent of $60\%$. Its hydrogen ion concentration is.....$M$

A

$0.6$

B

$0.2$

C

$0.12$

D

None of these

Solution

(c) $[{H^ + }] = C\,.\,\alpha ,$ $ = 0.2 \times 0.60 = 0.12$ $M$

Standard 11

Chemistry

Share

Similar Questions

The hydrogen ion concentration of a $0.006\,M$ benzoic acid solution is $({K_a} = 6 \times {10^{ – 5}})$

medium

The solution of $N{a_2}C{O_3}$ has $pH$

medium

The $pH$ of a $0.1\ M$ aqueous solution of a very weak acid $(HA)$ is $3$. What is its degree of dissociation ?……$\%$

medium

$0.1$ $mol$ of $H_2S(g)$ is kept in a $0.4$ litre vessel at $1000\,K$. For the reaction –
$2{H_2}S(g)\,\rightleftharpoons\,2{H_2}(g)\, + \,{S_2}(g)\,;\,{K_c} = {10^{ – 6}}\% $ dissociation of $H_2S$ is…….$\%$

medium

The ionization constant of benzoic acid is $6.5 \times {10^{ – 5}}$ at $298$ $K$ temperature. Calculate $pH$ of its $0.15$ $M$ solution.

hard