The envelope of an elastic balloon exerts a pressure on its contents proportional to its radius. The balloon is inflated from a volume of 5 L and a pressure of 200 kPa to a pressure of 500 kPa. a....

The envelope of an elastic balloon exerts a pressure on its contents proportional to its radius. The balloon is inflated from a volume of 5 L and a pressure of 200 kPa to a pressure of 500 kPa. a. Calculate the final volume of the balloon. b. Calculate the work of the balloon envelope