What is the enthalpy change for the reaction: C(s) + O2(g) → CO2(g) if the standard enthalpy of formation of CO2 is -393.5 kJ/mol?
Practice Questions
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Q1
What is the enthalpy change for the reaction: C(s) + O2(g) → CO2(g) if the standard enthalpy of formation of CO2 is -393.5 kJ/mol?
-393.5 kJ/mol
393.5 kJ/mol
0 kJ/mol
Not enough information
The enthalpy change for the formation of CO2 from its elements in their standard states is equal to the standard enthalpy of formation, which is -393.5 kJ/mol.
Questions & Step-by-step Solutions
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Q: What is the enthalpy change for the reaction: C(s) + O2(g) → CO2(g) if the standard enthalpy of formation of CO2 is -393.5 kJ/mol?
Solution: The enthalpy change for the formation of CO2 from its elements in their standard states is equal to the standard enthalpy of formation, which is -393.5 kJ/mol.
