veroalvarez7924 veroalvarez7924

23-12-2022
Chemistry

Answered

The oxidation of carbon monoxide can be represented by the chemical equation 2 CO(g)+O2(g)â2 CO2(g). The table above provides the average bond enthalpies for different bond types. Based on the information in the table, which of the following mathematical expressions is correct for the estimated enthalpy change for the reaction?
A. ÎHrxn=[2(1072kJmol)+(498kJmol)]â2(799kJmol)
B. ÎHrxn=[2(1072kJmol)+(498kJmol)]â4(799kJmol)
C. ÎHrxn=[2(799kJmol)+(142kJmol)]â4(360kJmol)
D. ÎHrxn=[2(799kJmol)+(142kJmol)]â2(360kJmol)

Answer :

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