🤓 Based on our data, we think this question is relevant for Professor Tang's class at USF.

After the following equation is balanced with the smallest possible whole numbers, what is the sum of the coefficients?

NO_{2}(g) + H_{2}(g) → NH_{3}(g) + H_{2}O (l)

(A) 4

(B) 10

(C) 15

(D) 17

(E) 20