Reaction Flashcards
(8 cards)
1
Q
Chemical reaction
A
A process of atoms are rearranged for new substances
2
Q
Chemical equation
A
It is an expression to show the relationship between reduction + products
3
Q
Reactant
A
Substance that participate in (start)a chemical reaction
4
Q
Product
A
Substance formed in a chemical reaction
5
Q
Law of conservation mass
A
Matter cannot be created or destroy
6
Q
Coefficient
A
Number in front of the chemical formula can change to balance a chemical
7
Q
Endothermic reaction
A
Chemical reaction with an input of energy
8
Q
Exothermic reaction
A
Chemical reaction with an output of energy
