Counting Atoms REVIEW

Front

How many O's are in Al₂(SO₄)₃?

Back

12

Front

How many Sulfur's are in Al₂(SO₄)₃?

Back

3

Front

How many Nitrogen atoms are in the in H₃C₂ON₅?

Back

5

Front

How many atoms of Oxygen are in Fe(NO₃)₃ ?

Back

9

Front

What does the subscript in a chemical formula tell you?

Back

How many atoms are present

Front

Back

Iron, Oxygen

Front

Back

3

Front

Back

Oxygen

Front

What are the numbers found on the lower right-hand side of an element symbol?

Back

Subscript

Front

Coefficients in chemical formulas...

Back

are found at the beginning of a formula and multiply EVERYTHING!