week 9 Flashcards
1
Q
what is combustion
A
This energy is released during the chemical reaction of the fuel with oxygen, called combustion.
2
Q
applications of combustion (3)
A
petrol/diesel engines
boilers
fires
3
Q
what is an element in chemistry
A
basic materials of matter
4
Q
what is an atom
A
the smallest particle of an element
5
Q
what is a mole
A
the unit for «amount of substance»
6
Q
what is the most important element in the combustion process?
A
Oxygen usually provided by
atmospheric air.
