Amixture of 1.0 mol he and 1.0 mol ne are at stp in a rigid container. which of the following statements is true? a. all of the above are true. b. both gases contribute equally to the density of the mixture under these conditions. c. both gases have the same average kinetic energy. d. both gases have the same molecular speed. e. the mixture has a volume of 22.4 l

The text compares alternating current with direct current. how are they different? a alternating current reverses direction in the electrical wiring. direct current flows in one direction only. b direct current reverses direction in the electrical wiring. alternating current flows in one direction only. c direct current is powered by solar energy. alternating current is powered by electrical energy. d alternating current does not move in the electrical wiring. direct current does move in the electrical wiring.