A Sample of CO₂ Has a Mass of 50 $\times$ 10²³
B) 4

Multiple Choice

A sample of CO₂ has a mass of 50.0 grams.What is number of molecules of carbon dioxide in the 50.0 gram sample? (C = 12.0u,O = 16.0u)

A) 4.02 $\times$ 10²³
B) 4.95 $\times$ 10²³
C) 5.66 $\times$ 10²³
D) 6.02 $\times$ 10²³
E) 6.85 $\times$ 10²³