Counting Atoms Review

Front

What is the chemical formula for water?

Back

H₂O

Front

How many atoms of hydrogen are in one molecule of water (H₂O)?

Back

2

Front

How many atoms of oxygen are in one molecule of water (H₂O)?

Back

1

Front

What is the total number of atoms in one molecule of water (H₂O)?

Back

3

Front

How many chlorine atoms are in 7 Cl₂?

Back

14

Front

How many sodium atoms are in 6 NaCl?

Back

6

Front

What is the chemical formula for hydrogen peroxide?

Back

H₂O₂

Front

How many hydrogen atoms are in 4 H₂O?

Back

8

Front

What is the coefficient in the formula 2 H₂O?

Back

2

Front

How many oxygen atoms are in 5 O₂?

Back

10