MCQ
What will be hydrogen ion concentration in moles $litr{e^{ - 1}}$ of a solution, whose $pH$ is $ 4.58$
- ✓$2.63 \times {10^{ - 5}}$
- B$3.0 \times {10^{ - 5}}$
- C$4.68$
- DNone of these
$[{H^ + }] = 2.63 \times {10^{ - 5}}\,\,\,moles/litre$
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${N_2}{O_4}(g)\, \to \,2N{O_2}(g)$
Data for the given reaction is
$\Delta H = +54\,kJ$ and $E_a = + 57.2\,kJ$
.......$kJ$