Question

Calculate the standard enthalpy of formation of SO3 at 298 K using the following:
1) S8+ 8O2= 8SO2 , enthalpy of reaction is - 2775 kJ/mol
2) 2SO2 + O2= 2SO3 , enthalpy of reaction is - 198 kJ/mol

Answer 1

Explanation:

Calculate the standard enthalpy of formation of SO3 at 298 K using the following:

1) S8+ 8O2= 8SO2 , enthalpy of reaction is - 2775 kJ/mol

2) 2SO2 + O2= 2SO3 , enthalpy of reaction is - 198 kJ/mol

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