Chemical reactions Flashcards
(6 cards)
1
Q
What is the law of conservation mass
A
Where mass is never gained or lost in a chemical reaction
2
Q
What does every chemical reaction have
A
Reactant ——-> Product
3
Q
Magnesium + oxygen ——> …..
A
Magnesium oxide
4
Q
Sodium + hydrochloric acid ——> …..
A
Sodium chloride + hydrogen
5
Q
What is burning
A
A combustion reaction
6
Q
Is combustion good or bad for the environment
A
Bad, as you combust something you end up either water vapour and carbon dioxide which are greenhouses gases so it is bad for the environment
