1
Q
The process in which atoms are rearranged to produce new substances
A
Chemical reactions
2
Q
Uses chemical symbols and and number to request a given substance
A
Chemical formula
3
Q
An expression that uses symbols to show the relationship between the starting substances and the substances that are produced by a chemical relationship
A
Chemical equation
4
Q
A
5
Q
Reactents
A
Substances that participate in a chemical reaction
6
Q
Products
A
Are the substances formed in a chemical reaction
7
Q
Law of conservation mass
A
States that matter and neither created or destroyed in an ordinary physical and chemical changes
8
Q
Subscript
A
The number is written below and to write the chemical symbols
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