7. Решение задачи по химии №000 763

27. Calculate the standard heat of formation of the compound (Table 4), if its heat of combustion is known (see Table 1 of the Appendix) at T=298 and p=1.0133*105 Pa. Combustion products CO2(g) H2O(l) N2(g).
27 C2H2(g) acetylene

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