Объяснение:
Mr(CO2) = 12+16*2 =44
W(C) = Ar(C) *n / Mr(CO2) *100% =12*1 / 44 *100% =27%
W(O) = Ar(O) *n / Mr(CO2) *100% = 16*2 / 44 *100% =73%
Объяснение:
Mr(CO2) = 12+16*2 =44
W(C) = Ar(C) *n / Mr(CO2) *100% =12*1 / 44 *100% =27%
W(O) = Ar(O) *n / Mr(CO2) *100% = 16*2 / 44 *100% =73%