Mr[Cl] = Ar[Cl] = 35.453 = 35.453
Mr[CH4] = Ar[C] + Ar[H] * 4 = 12.0107 + 1.00794 * 4 = 16.04246
Mr[H3PO4] = Ar[H] * 3 + Ar[P] + Ar[O] * 4 = 1.00794 * 3 + 30.973762 + 15.9994 * 4 = 97.995182
Объяснение:
Mr[Cl] = Ar[Cl] = 35.453 = 35.453
Mr[CH4] = Ar[C] + Ar[H] * 4 = 12.0107 + 1.00794 * 4 = 16.04246
Mr[H3PO4] = Ar[H] * 3 + Ar[P] + Ar[O] * 4 = 1.00794 * 3 + 30.973762 + 15.9994 * 4 = 97.995182
Объяснение: