まず、H3He2LiCsCPSO5NFeCaUBTlWClAl 内の各原子の数を計算します。
H: 3, He: 2, Li: 1, Cs: 1, C: 1, P: 1, S: 1, O: 5, N: 1, Fe: 1, Ca: 1, U: 1, B: 1, Tl: 1, W: 1, Cl: 1, Al: 1
次に、周期表の各元素の原子量を調べます。
H: 1.00794, He: 4.002602, Li: 6.941, Cs: 132.9054519, C: 12.0107, P: 30.973762, S: 32.065, O: 15.9994, N: 14.0067, Fe: 55.845, Ca: 40.078, U: 238.02891, B: 10.811, Tl: 204.3833, W: 183.84, Cl: 35.453, Al: 26.9815386
次に、原子数と原子量の積の合計を計算します。
モル質量 (H3He2LiCsCPSO5NFeCaUBTlWClAl) = ∑ Counti * Weighti =
Count(H) * Weight(H) + Count(He) * Weight(He) + Count(Li) * Weight(Li) + Count(Cs) * Weight(Cs) + Count(C) * Weight(C) + Count(P) * Weight(P) + Count(S) * Weight(S) + Count(O) * Weight(O) + Count(N) * Weight(N) + Count(Fe) * Weight(Fe) + Count(Ca) * Weight(Ca) + Count(U) * Weight(U) + Count(B) * Weight(B) + Count(Tl) * Weight(Tl) + Count(W) * Weight(W) + Count(Cl) * Weight(Cl) + Count(Al) * Weight(Al) =
3 * 1.00794 + 2 * 4.002602 + 1 * 6.941 + 1 * 132.9054519 + 1 * 12.0107 + 1 * 30.973762 + 1 * 32.065 + 5 * 15.9994 + 1 * 14.0067 + 1 * 55.845 + 1 * 40.078 + 1 * 238.02891 + 1 * 10.811 + 1 * 204.3833 + 1 * 183.84 + 1 * 35.453 + 1 * 26.9815386 =
1115.3494 g/mol
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