How Many Carbon Dioxide Molecules Are in 500

Multiple Choice

How many carbon dioxide molecules are in 500.0 mL of CO₂ gas at STP?

A) 1.34 x 1022 molecules
B) 2.23 x 1021 molecules
C) 2.23 x 1025 molecules
D) 2.70 x 1022 molecules
E) 2.70 x 1025 molecules