Aspartame, C₁₄H₁₈N₂O₅, a Low-Calorie Sweetener, Is About 200 Times Sweeter

Aspartame, C₁₄H₁₈N₂O₅, a low-calorie sweetener, is about 200 times sweeter than sugar. How many molecules of aspartame are there in a one-gram packet of sweetener containing 36 mg aspartame?

A) 2.0 × 10¹⁸ molecules of aspartame
B) 4.0 × 10²⁰ molecules of aspartame
C) 7.2 × 10²⁵ molecules of aspartame
D) 1.4 × 10²² molecules of aspartame
E) 7.4 × 10¹⁹ molecules of aspartame