Chapter 2, Problem 2.5E

Determine the number of each type of atom in molecules represented by the following formulas:

a. ammonia $\left({\text{NH}}_{\text{3}}\right)$

b. acetic acid $\left({\text{C}}_{\text{2}}{\text{H}}_{\text{4}}{\text{O}}_{\text{2}}\right)$

c. boric acid $\left({\text{H}}_{\text{3}}{\text{BO}}_{\text{3}}\right)$

d. ethane $\left({\text{C}}_{\text{2}}{\text{H}}_{\text{6}}\right)$