\(\mathrm{X} \mathrm{g}\) of ethanamine was subjected to reaction with \(\mathrm{NaNO}_2 / \mathrm{HCl}\)…
\(\mathrm{X} \mathrm{g}\) of ethanamine was subjected to reaction with \(\mathrm{NaNO}_2 / \mathrm{HCl}\) followed by hydrolysis to liberate \(\mathrm{N}_2\) and \(\mathrm{HCl}\). The \(\mathrm{HCl}\) generated was completely neutralised by 0.2 moles of \(\mathrm{NaOH} . X\) is ______ g.