Chemical Reactions Flashcards
1
Q
Chemical reaction
A
Proses to rearrange atoms into new substances
2
Q
Chemical formula
A
Chemical symbols + numbers to represent a substance
3
Q
Chemical equation
A
To show the relationship between the reactants + produces
4
Q
Reactants
A
Substance that participates in a chemical reaction
5
Q
Products
A
Substances formed in a chemical reaction
6
Q
Law of conservation of mass
A
Mass can not be created or destroyed
7
Q
Law of conservation of energy
A
Energy can not be created or destroyed
8
Q
Endothermic reactions
A
Chemical reactions with an input of energy
9
Q
Exothermic reaction
A
Chemical reactions with an output, release of energy