Balancing Equations

Front

Coefficient

Back

The large number to the left of a formula.

Front

What is the little number after an element in a chemical equation called?
Example: H₂

Back

Subscript

Front

Law of Conservation of Mass

Back

Matter cannot be gained or lost in a chemical reaction.

Front

Is this balanced?...
Fe + S --> FeS

Back

YES!

Front

How many atoms of aluminum are on each side of the following equation: 4Al + 3O₂ --> 2Al₂ O₃

Back

4

Front

The blue numbers in the image below represent ________

Back

subscripts

Front

Number of C's in 2Na₂CO₃

Back

2

Front

The number of Na's in Na₂CO₃

Back

2

Front

How many Elements are in the compound C₂H₈O ?

Back

3

Front

How many Hydrogen are in 4H₂O?

Back

8