chemical equations Flashcards
1
Q
what is the most important rule in a balanced equation?
A
no atoms are lost or made during a chemical equation
2
Q
what does the state symbol (s) mean?
A
solid
3
Q
what does the state symbol (l) mean?
A
liquid
4
Q
what does the state symbol (g) mean?
A
gas
5
Q
what does the state symbol (aq) mean?
A
aqueous solution
6
Q
what is the total mass of of products equal to?
A
the total mass of reactants
7
Q
how are balanced equations represented
A
through symbol equations
8
Q
how many atoms does the product have relating to the reactants in a balanced equation
A
they have the same amount of atoms on either side
9
Q
harber process equation?
A
3H2 + N2 <-> 2NH3
