
An image labeled "Sol. Figure" is present. The chemical reaction presented is: \( 3\text{NiS} + 2\text{HNO}_3 + 6\text{HCl} \rightarrow 3\text{NiCl}_2 + 2\text{NO} + 3\text{S} + 4\text{H}_2\text{O} \). An image labeled "Sol. Reaction" is also present.
