QUANTITIVE CHEMISTRY Flashcards
1
Q
in conservation of mass, why does mass seem to increase?
A
because one of your reactants is a gas
2
Q
in conservation of mass, why does mass seem to decrease?
A
because one of your products is a gas
3
Q
what can the gas particles do if they’re not in a sealed container?
A
the gas can either come from the air, or float off into the air
4
Q
what is combustion?
A
a chemical reaction including oxygen
