Объяснение:
Mr(SO2) = 32+16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% = 50%
Mr(SO3) = 32 + 16*3 =80
W(O) = Ar(O) *n / Mr(SO3) *100% = 16*3 / 80 *100% =60%
Объяснение:
Mr(SO2) = 32+16*2 = 64
W(O) = Ar(O) *n / Mr(SO2) *100% = 16*2 / 64 *100% = 50%
Mr(SO3) = 32 + 16*3 =80
W(O) = Ar(O) *n / Mr(SO3) *100% = 16*3 / 80 *100% =60%