Which of the following is not a common cause for exercise-related injury ? A. Exercising without proper warm-up and cool-down periods B. Overreaching or overdoing it C. Doing a variety of exercises in one sitting D. Not knowing one limitations

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.