A balloon contains 7.2 L of Helium at 290 K. The pressure is

Last updated: 8/9/2022

A balloon contains 7.2 L of Helium at 290 K. The pressure is reduced to 2.00 atm and the balloon expands to occupy a volume of 25.1 L. What was the initial pressure exerted on the balloon if the temperature remains constant? 0.697 atm 0.562 atm 5.62 atm 6.97 atm