1) 22,4g xg x=22,4*64/56=25,6g*0,9=23g
CaO+3C-->CaC2+CO
56g 64g
23g xg
2)CaC2+2H2O-->C2H2+Ca(OH)2 x=23*26/64=9,34*0,9=8,4г
64g 26g
8,4g xg
3)C2H2+O2-->CO2+H2O x=8,4*44/26=14,2g*0,9=12,78г
26g 44g
12,78g xg
4)Ca(OH)2+CO2-->CaCO3+H2O x=12,78*100/44=29*0,9=26,1г=26г
44g 100g