Question

4.6g酒精在空气中完全燃烧后,生成8.8g CO2和5.4g H2O,通过计算说明：

Answer 1

n(CO2)=n(C)=8.8g/44=0.2mol

n(H)=2n(H2O)=5.4g /18 x2=0.6mol

m(C)=0.2x12=2.4g

m(H)=0.6x1=0.6g

m(C)+m(H)