Witam potrzebuje pomocy na jutro do godziny 23:59

C7H12+2H2--->C7H16
2C2H2+5O2--->4CO2+2H2O
2C2H2+3O2--->4CO+2H2O
2C2H2+O2--->4C+2H2O
C7H12+10O2--->7CO2+6H2O
2C7H12+13O2--->14CO+12H2O
C7H12+3O2--->7C+6H2O