The density of air at sea level and 25°C is about 1.2 kg/m3 (1 m3= 1000 dm3= 1000 L) Out of the following balloons,

A Red Balloon with a volume of 3.5 *104 mL and a mass of 6.25*10-3 kg

A Blue Balloon with a volume of 4 liters and a mass of 7.14 g

A Green Balloon with a volume of 100 cm3 and a mass of 0.32 g

1. The (pick one) balloon would be most likely to float in air.

2. The density of Chlorine gas is 3.2 g/L. The balloon that is most likely to contain chlorine gas is the (pick one) Balloon.