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Calculate the enthalpy (ΔHo) of reaction (kJ) for the equation as written. If the answer is negative, enter the sign and then the magnitude.
2 C2H2(g) + 5 O2(g) → 4 CO2(g) + 2 H2O(l) .
ΔHof (kJ/mol)
C2H2(g) 227
O2(g) 0
CO2(g) -393.5
H2O(l) -285.83
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