Apiston has an external pressure of 9.00 atm. how much work has been done in joules if the cylinder goes from a volume of 0.150 liters to 0.530 liter

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.