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3. Three 5 L flasks each contain 4 g of gas at room temperature. Flask 1 contains H2. Flask 2 contains He and Flask 3 contains CH4. Which of the following statements is true? a) The molecules of flask 3(CH4) have the highest average kinetic energy. b) The flasks all contain equal moles of gases. c) The pressure in Flask 3(CH4) is the highest. d) The density of Flask 3(CH4) is the highest. e) The collision frequency is greatest in Flask 1 (H2).
3. Three 5 L flasks each contain 4 g of gas at room temperature. Flask 1 contains H2. Flask 2 contains He and Flask 3 contains CH4. Which of the following statements is true? a) The molecules of flask 3(CH4) have the highest average kinetic energy. b) The flasks all contain equal moles of gases. c) The pressure in Flask 3(CH4) is the highest. d) The density of Flask 3(CH4) is the highest. e) The collision frequency is greatest in Flask 1 (H2).
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Elin HesselLv2
13 Dec 2017
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