Counting Atoms Review

Front

What does the subscript represent?

Back

The number of atoms in a molecule

Front

The blue numbers in the image below represent ________

Back

subscripts

Front

What does the coefficient represent?

Back

The number of molecules

Front

The red numbers in the image below represent ________

Back

coefficients

Front

How many Sodium (Na) atoms are in 6 NaCl?

Back

6

Front

How many Hydrogen (H) atoms are in 4 H₂O?

Back

8

Front

How many Magnesium (Mg) atoms are in 10 MgCl₂?

Back

10

Front

How many Oxygen (O) atoms are in 5 O₂?

Back

10

Front

How many Chlorine (Cl) atoms are in 7 Cl₂?

Back

14

Front

How many Potassium (K) atoms are in 8 KCl?

Back

8