A balloon is filled to a volume of 7.00X10^2 mL at a temperature of 20.0 degrees C. The balloon is then cooled at constant pressure to a temperature of 1.00X 10^2 K. What is the final volume of the balloon? The post A balloon is filled to a volume of 7.00X10^2 mL at a temperature of 20.0 degrees C. The balloon is then cooled at constant pressure to a temperature… first appeared on Nursing School Essays.