M (P2O5) = 142 г/моль
w (P) = 62/142 * 100% = 43,66%
w (O2) = 80/142 * 100% = 56,34%
M (Na2SO4) = 142 г/моль
w (Na) = 46/142 * 100% = 32,4%
w (SO4) = 96/142 * 100% = 67,6%
Объяснение:
M (P2O5) = 142 г/моль
w (P) = 62/142 * 100% = 43,66%
w (O2) = 80/142 * 100% = 56,34%
M (Na2SO4) = 142 г/моль
w (Na) = 46/142 * 100% = 32,4%
w (SO4) = 96/142 * 100% = 67,6%
Объяснение: