2.3 Energy from fuels Flashcards
1
Q
What is meant by an exothermic reaction?
A
A reaction that releases heat to the surroundings
2
Q
What is meant by an endothermic reaction?
A
A reaction that takes in heat from the surroundings
3
Q
What is meant by combustion?
A
A substance reacting with oxygen and releasing energy
4
Q
What are the products of complete combustion?
A
Carbon dioxide and water
5
Q
What are the products of incomplete combustion of a fuel?
A
Carbon monoxide and water
6
Q
What apparatus can be used to calculate the energy released by a fuel?>
A
7
Q
Why is the lab value of energy released from a fuel less than the book value?
A
- Heat loss to surroundings
- Incomplete combustion
- Evaporation of fuel
8
Q
How is the value of energy released by a fuel calculated?
A
