A 25L container with a pressure of 5.5 atm contains 75 moles of gas. If the container expands to 35L while leaking gas until only 45 moles of gas remain, what will the new pressure be?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5