An Uninflated Balloon Full of Air Has a Volume of 300.0

Multiple Choice

An uninflated balloon full of air has a volume of 300.0 mL and contains 0.0240 mole of air. A 2.00 g piece of dry ice (solid CO₂) is placed in the vessel and sealed. What is the volume of the balloon after the dry ice has vaporized? Assume constant temperature and pressure. Also, assume no change in the initial amount of air.

A) 869 mL
B) 300 mL
C) 240 mL
D) 455 mL