Which is a correct statement of the second law of thermodynamics? entropy of the universe is constantly increasing. nature allows the conversion of potential energy into kinetic energy, but not vice versa. heat is the only form of energy that can be converted into work with 100% efficiency. energy cannot be created or destroyed, but it can change form.

Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.