Chemistry - Mole Concept Question with Solution | TestHub

$44\mathrm{g}{\mathrm{CO}}_2=1\mathrm{mol}{\mathrm{CO}}_2={\mathrm{N}}_{\mathrm{A}}$ molecules of ${\mathrm{CO}}_2$ $48\mathrm{g}{\mathrm{O}}_3=1\mathrm{mol}{\mathrm{O}}_3=N_A$ molecules of ${\mathrm{O}}_3$ $8\mathrm{g}{\mathrm{H}}_2=4\mathrm{mol}{\mathrm{H}}_2=4\times N_A$ molecules of ${\mathrm{H}}_2$ $64\mathrm{g}{\mathrm{SO}}_2=1\mathrm{mol}{\mathrm{SO}}_2=N_A$ molecules of ${\mathrm{SO}}_2$ ${\mathrm{N}}_{\mathrm{A}}=6.023\times 10^{23}$