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5.123 At 286 K, three gases, A, B, and C, have root-mean-square speeds of 351 m/s, 433 m/s, and 472 m/s, respectively. a. Which gas is O2? b. Are the other gases heavier or lighter than O2? c. Which one could be a different diatomic element?

5.123 At 286 K, three gases, A, B, and C, have root-mean-square speeds of 351 m/s, 433 m/s, and 472 m/s, respectively. a. Which gas is O2? b. Are the other gases heavier or lighter than O2? c. Which one could be a different diatomic element?

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.48QP: Nitrous oxide, N2O, has been used as a dental anesthetic. The average speed of an N2O molecule at...
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5.123 At 286 K, three gases, A, B, and C, have root-mean-square speeds of 351 m/s, 433 m/s, and 472 m/s, respectively. a. Which gas is O2? b. Are the other gases heavier or lighter than O2? c. Which one could be a different diatomic element? 6.13 Explain the nature of the potential energy in the following: (a) the new battery for your remote control (b) a gallon of gasoline (c) the crest of a wave before it crashes onto shore. 6.25 Calculate AE for the following situations: a. q = 120.0 J; w= =-40.0 J b. q = 9.2 kJ; w=0.70 J c. q =-625 J; w=-315 J
Transcribed Image Text:5.123 At 286 K, three gases, A, B, and C, have root-mean-square speeds of 351 m/s, 433 m/s, and 472 m/s, respectively. a. Which gas is O2? b. Are the other gases heavier or lighter than O2? c. Which one could be a different diatomic element? 6.13 Explain the nature of the potential energy in the following: (a) the new battery for your remote control (b) a gallon of gasoline (c) the crest of a wave before it crashes onto shore. 6.25 Calculate AE for the following situations: a. q = 120.0 J; w= =-40.0 J b. q = 9.2 kJ; w=0.70 J c. q =-625 J; w=-315 J
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