Chemistry, 17.01.2020 22:31, shelliecurby
Consider separate 1.0-l gaseous samples of h2, xe, cl2, and o2 all at stp. a. rank the gases in order of increasing average kinetic energy. b. rank the gases in order of increasing average velocity. c. how can separate 1.0-l samples of o2 and h2 each have the same average velocity.
Answers: 2
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How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.
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When does phenolphthalein turn pink? in the presence of a base in the presence of an acid when it is in a neutral solution when it is reacting with a metal
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When electrons are removed from the outermost shell of a calcium atom, the atom becomes an anion that has a larger radius than the atom. an anion that has a smaller radius than the atom. a cation that has a larger radius than the atom. a cation that has a smaller radius than the atom.
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Consider separate 1.0-l gaseous samples of h2, xe, cl2, and o2 all at stp. a. rank the gases in orde...
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