まず、U9U90YRbCsFr2La4C12H22O11NaNO300K2SO4Al2(SO4)3MnCl2KOHPBiAsU 内の各原子の数を計算します。
U: 100, Y: 1, Rb: 1, Cs: 1, Fr: 2, La: 4, C: 12, H: 23, O: 328, Na: 1, N: 1, K: 3, S: 4, Al: 2, Mn: 1, Cl: 2, P: 1, Bi: 1, As: 1
次に、周期表の各元素の原子量を調べます。
U: 238.02891, Y: 88.90585, Rb: 85.4678, Cs: 132.9054519, Fr: 223.0197359, La: 138.90547, C: 12.0107, H: 1.00794, O: 15.9994, Na: 22.98976928, N: 14.0067, K: 39.0983, S: 32.065, Al: 26.9815386, Mn: 54.938045, Cl: 35.453, P: 30.973762, Bi: 208.9804, As: 74.9216
次に、原子数と原子量の積の合計を計算します。
モル質量 (U9U90YRbCsFr2La4C12H22O11NaNO300K2SO4Al2(SO4)3MnCl2KOHPBiAsU) = ∑ Counti * Weighti =
Count(U) * Weight(U) + Count(Y) * Weight(Y) + Count(Rb) * Weight(Rb) + Count(Cs) * Weight(Cs) + Count(Fr) * Weight(Fr) + Count(La) * Weight(La) + Count(C) * Weight(C) + Count(H) * Weight(H) + Count(O) * Weight(O) + Count(Na) * Weight(Na) + Count(N) * Weight(N) + Count(K) * Weight(K) + Count(S) * Weight(S) + Count(Al) * Weight(Al) + Count(Mn) * Weight(Mn) + Count(Cl) * Weight(Cl) + Count(P) * Weight(P) + Count(Bi) * Weight(Bi) + Count(As) * Weight(As) =
100 * 238.02891 + 1 * 88.90585 + 1 * 85.4678 + 1 * 132.9054519 + 2 * 223.0197359 + 4 * 138.90547 + 12 * 12.0107 + 23 * 1.00794 + 328 * 15.9994 + 1 * 22.98976928 + 1 * 14.0067 + 3 * 39.0983 + 4 * 32.065 + 2 * 26.9815386 + 1 * 54.938045 + 2 * 35.453 + 1 * 30.973762 + 1 * 208.9804 + 1 * 74.9216 =
31304.1799 g/mol
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