Answer
3 Carbon Atoms
7 Hydrogen Atoms
1 Nitrogen Atom
2 Oxygen Atoms
Work Step by Step
To solve this problem, first distribute any number outside of the parentheses to each element within the parentheses. Then, count the subscripts. Recall that if there is no subscript, it counts as 1 atom. After counting these subscripts, we find:
3 Carbon Atoms
7 Hydrogen Atoms
1 Nitrogen Atom
2 Oxygen Atoms