The good year blimp travels south from dallas to houston to film a game at the nrg stadium. the balloon carries 4,000 moles of helium at an initial temperature of 15°c and a pressure of 0.95 atm. the atmospheric pressure is 0.95 atm. the blimp flies at a height is 500 meters off the ground and at a very slow velocity. the temperature of the helium reaches 25°c at its destination. how much heat, in kl, was transferred during the flight?