Question

Help please
C2H4O2

1. How many different atoms are in the compound above?________

2. How many atoms of hydrogen?__________

3. How many total atoms are in this compound?________

4. If a big 2 were added in front of the formula, what would that mean?

Answer 1

Answer:

1. There are three different atoms

2. There are 4 hydrogen

3. There are 8 atoms in the compound

4. All the atoms are double the number