A rigid tank contains 2.5 lbm of R-134a, initially at 80 psia and 180 oF. The fluid is then allowed to cool until a final temperature of 45oF is reached. Calculate the final pressure and the change in internal energy (Btu) of the fluid.

choosing tennis and golf balls is your inde choice.

their mass and volume are dep

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic