For several reasons you should only use hospital aproved lotions two of the reasons are because they cause breakdown of latex gloves and can become contaminated which bacteria if dispensers are refill what is the other reason?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final