Chemical Reaction Vocabulary Flashcards
(8 cards)
1
Q
Chemical reaction
A
Process in which atoms are rearranging, producing new substances
2
Q
Chemical equation
A
Expression to show the relationships between reactants and products
3
Q
Reactants
A
Substances that participate in the start of a chemical reaction
4
Q
Products
A
Substances formed after a reaction
5
Q
Law of conservation of mass
A
Matter can be created or broken
6
Q
Coefficient
A
Number in front of a chemical formula, can change to balance and equation
7
Q
Endothermic reaction
A
Chemical reaction with an input of energy
8
Q
Exothermic reaction
A
Chemical reaction with an output of energy
