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What Is ΔH° for the Following Reaction

question 57

Multiple Choice

What is ΔH° for the following reaction?
2C2H2(g) + 5O2(g) → 4CO2(g) + 2H2O(l)
Substance
ΔH°f (kJ/mol)
C2H2(g)
+226.7
CO2(g)
-393.5
H2O(l)
-285.8


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