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A container holds a mixture of helium, neon, argon, and xenon gases. The total pressure of the container is 748.61 kPa. The PP of helium is 128.65 kPa, the PP of neon is 83.07 kPa, the PP of argon is 195.22 kPa. What is the PP of xenon? Don't forget your units!
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14 questions
Q.A container holds a mixture of helium, neon, argon, and xenon gases. The total pressure of the container is 748.61 kPa. The PP of helium is 128.65 kPa, the PP of neon is 83.07 kPa, the PP of argon is 195.22 kPa. What is the PP of xenon? Don't forget your units!
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30 sec
Q.A container holds a mixture of helium, neon, argon, and xenon gases. The partial pressure (PP) of helium is 1.27 atm, the PP of neon is 0.82 atm, the PP of argon is 0.94 atm, and the PP of xenon is 1.39 atm. What is the total pressure of the container? Don't forget your units!
2
30 sec
Q.What does Avogadro's Law say about these balloons if they are all at STP?
3
30 sec
Q.Which of these will have the same number of molecules as O2?
4
30 sec
Q.What will happen when the divider is removed and the hot (red) and cold (blue) water mix?
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30 sec
Q.What type of reaction does this graph represent?
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30 sec
Q.What type of reaction does this graph represent?
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30 sec
Q.Which of these graphs has the greatest enthalpy?
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30 sec
Q.Sort these characteristics into the correct category, endothermic or exothermic. Each category will have 6 characteristics.
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30 sec
Q.If 4,938 J of energy is added to a 375 g piece of glass that is at 12oC, what is the final temperature of the glass? The specific heat of glass is 0.50 J/goC. (HINT: your answer is the TEMP CHANGE, NOT the final temp! Add the initial temp to your answer to get the final temp)
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30 sec
Q.1,800 cal of heat energy is added to a liquid with a specific heat of 0.54 J/goC. If the temperature increases from 20oC to 45oC, what is the mass of the liquid? Don't forget your units!
11
30 sec
Q.How much energy is required to heat an iron nail with a mass of 6.3 g from 25oC to 765oC? The specific heat of iron is 0.46 J/goC.