LI-2&4 chemical equations and balancing equations Flashcards
(4 cards)
1
Q
what are reactants
A
reactants can be elements or products
2
Q
what is needed for a chemical equation to be balanced
A
there has to be the same number of atoms of each element on both sides
3
Q
what do the letters in brackets mean?
A
they indicate the state of substance
4
Q
(aq)
A
Aqueous which means its dissolved in water
