Mr (H2SiO3) = 1*2 + 28 + 16*3 = 78
W (H) = Ar (H) * n / Mr (H2SiO3) * 100% = 1*2 / 78 * 100% = 2,5%
W (Si) = Ar (Si) * n / Mr (H2SiO3) * 100% = 28*1 / 78 * 100% = 36%
W (O) = Ar (O) * n / Mr (H2SiO3) * 100% = 16*3 / 78 * 100% = 61,5%
Объяснение:
Mr (H2SiO3) = 1*2 + 28 + 16*3 = 78
W (H) = Ar (H) * n / Mr (H2SiO3) * 100% = 1*2 / 78 * 100% = 2,5%
W (Si) = Ar (Si) * n / Mr (H2SiO3) * 100% = 28*1 / 78 * 100% = 36%
W (O) = Ar (O) * n / Mr (H2SiO3) * 100% = 16*3 / 78 * 100% = 61,5%
Объяснение: