Na2O
Объяснение:
Mr(SO2) = 32 + 16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% =50%
Mr(Na2O) = 23*2 + 16 = 62
W(O) = Ar(O) *n / Mr(Na2O) *100% = 16*2 / 62 *100% = 52%
Na2O
Объяснение:
Mr(SO2) = 32 + 16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% =50%
Mr(Na2O) = 23*2 + 16 = 62
W(O) = Ar(O) *n / Mr(Na2O) *100% = 16*2 / 62 *100% = 52%