MgO
Объяснение:
Mr(SO2) = 32 + 16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% = 50%
Mr(MgO) = 24 + 16 = 40
W(O) = Ar(O) *n / Mr(MgO) *100% = 16*1 / 40 *100% =40%
MgO
Объяснение:
Mr(SO2) = 32 + 16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% = 50%
Mr(MgO) = 24 + 16 = 40
W(O) = Ar(O) *n / Mr(MgO) *100% = 16*1 / 40 *100% =40%