86 Решение задачки по химии №08 661

2. Determine the heat of combustion of ethane if the values of the heat of reactions
2C(t) 3H2(g)= C2H6(g); C(t) O2(g)=CO2(g);
2H2(g) O2(g)=2H2O(g)
respectively equal to -84.8; -393.8; -266.6 kJ/mol

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