Question

.What amount of heat is released upon combustion of 1.00 kg of propane in an outdoor grill?

Answer 1

Sorry but I don' have all of these numers memorized.
C3H8 + 5O2 ==> 3CO2 + 4H2O
Look up the delta H for propane in this reaction, then
q released = heat released/mol x (1,000/44) = ?