まず、HeLiBBeCOFNCuAtSbSnRnMdLuNoNaKCaMgIBrClRuRfPtPdAuAgHgBaRaXeO 内の各原子の数を計算します。
He: 1, Li: 1, B: 1, Be: 1, C: 1, O: 2, F: 1, N: 1, Cu: 1, At: 1, Sb: 1, Sn: 1, Rn: 1, Md: 1, Lu: 1, No: 1, Na: 1, K: 1, Ca: 1, Mg: 1, I: 1, Br: 1, Cl: 1, Ru: 1, Rf: 1, Pt: 1, Pd: 1, Au: 1, Ag: 1, Hg: 1, Ba: 1, Ra: 1, Xe: 1
次に、周期表の各元素の原子量を調べます。
He: 4.002602, Li: 6.941, B: 10.811, Be: 9.012182, C: 12.0107, O: 15.9994, F: 18.9984032, N: 14.0067, Cu: 63.546, At: 209.987148, Sb: 121.76, Sn: 118.71, Rn: 210.990601, Md: 258.098431, Lu: 174.9668, No: 259.10103, Na: 22.98976928, K: 39.0983, Ca: 40.078, Mg: 24.305, I: 126.90447, Br: 79.904, Cl: 35.453, Ru: 101.07, Rf: 265.1167, Pt: 195.084, Pd: 106.42, Au: 196.966569, Ag: 107.8682, Hg: 200.59, Ba: 137.327, Ra: 226.0254098, Xe: 131.293
次に、原子数と原子量の積の合計を計算します。
モル質量 (HeLiBBeCOFNCuAtSbSnRnMdLuNoNaKCaMgIBrClRuRfPtPdAuAgHgBaRaXeO) = ∑ Counti * Weighti =
Count(He) * Weight(He) + Count(Li) * Weight(Li) + Count(B) * Weight(B) + Count(Be) * Weight(Be) + Count(C) * Weight(C) + Count(O) * Weight(O) + Count(F) * Weight(F) + Count(N) * Weight(N) + Count(Cu) * Weight(Cu) + Count(At) * Weight(At) + Count(Sb) * Weight(Sb) + Count(Sn) * Weight(Sn) + Count(Rn) * Weight(Rn) + Count(Md) * Weight(Md) + Count(Lu) * Weight(Lu) + Count(No) * Weight(No) + Count(Na) * Weight(Na) + Count(K) * Weight(K) + Count(Ca) * Weight(Ca) + Count(Mg) * Weight(Mg) + Count(I) * Weight(I) + Count(Br) * Weight(Br) + Count(Cl) * Weight(Cl) + Count(Ru) * Weight(Ru) + Count(Rf) * Weight(Rf) + Count(Pt) * Weight(Pt) + Count(Pd) * Weight(Pd) + Count(Au) * Weight(Au) + Count(Ag) * Weight(Ag) + Count(Hg) * Weight(Hg) + Count(Ba) * Weight(Ba) + Count(Ra) * Weight(Ra) + Count(Xe) * Weight(Xe) =
1 * 4.002602 + 1 * 6.941 + 1 * 10.811 + 1 * 9.012182 + 1 * 12.0107 + 2 * 15.9994 + 1 * 18.9984032 + 1 * 14.0067 + 1 * 63.546 + 1 * 209.987148 + 1 * 121.76 + 1 * 118.71 + 1 * 210.990601 + 1 * 258.098431 + 1 * 174.9668 + 1 * 259.10103 + 1 * 22.98976928 + 1 * 39.0983 + 1 * 40.078 + 1 * 24.305 + 1 * 126.90447 + 1 * 79.904 + 1 * 35.453 + 1 * 101.07 + 1 * 265.1167 + 1 * 195.084 + 1 * 106.42 + 1 * 196.966569 + 1 * 107.8682 + 1 * 200.59 + 1 * 137.327 + 1 * 226.0254098 + 1 * 131.293 =
3561.4348 g/mol
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