Molar and molecular weight of Hg(SCN)2

• Molecular formula: Hg(SCN)2 or C2HgN2S2
• Relative molecular weight of Hg(SCN)2: 316.7548
• Molar mass of Hg(SCN)2: 316.7548 g/mol (0.31675 kg/mol)

Calculation of the relative molecular and molar mass of Hg(SCN)2

• Mr[Hg(SCN)2] = Ar[C] * 2 + Ar[Hg] + Ar[N] * 2 + Ar[S] * 2 = 12.0107 * 2 + 200.59 + 14.0067 * 2 + 32.065 * 2 = 316.7548
• Molar mass (kg/mol) = Mr[Hg(SCN)2] : 1000 = 316.7548 : 1000 = 0.31675 kg/mol

Hg(SCN)2: percent composition by element

• Carbon (C) = 24.0214 : 316.7548 * 100 = 7.584 %
• Mercury (Hg) = 200.59 : 316.7548 * 100 = 63.327 %
• Nitrogen (N) = 28.0134 : 316.7548 * 100 = 8.844 %
• Sulfur (S) = 64.13 : 316.7548 * 100 = 20.246 %

Molar mass calculator