CHM 2045C Module Seven Sample Exam

 

Module Seven Part E: Enthalpy change in Chemical Reactions 5 points

 

If the enthalpy change for the combustion of propane gas, C3H8 (g) is -2220kJ/mol propane. What quantity of heat is released when 1.00 kg of propane is burned?

 

C3H8 (g) + 5 O2 (g) 3 CO2 (g) + 4 H2O (l) ∆H = -2220 kJ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:

-50,500 kJ