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Module 7 - The Gaseous State and States of Matter - Liquids & Solids Chapter Quizzes and Module Textbook Exam Review Test Submission: Chapter 5 Quiz Menu Management Optionsdd5435a8-b1c2-4
College Chemistry I (CHE125.SP17.ZA)Home PageAnnouncementsStaff InfoSyllabus & ResourcesAssignmentsDiscussion BoardMy GradesSend EmailAppsTutoringReview Test Submission: Chapter 5 Quiz ContentUserMaria Talamantes CourseCollege Chemistry I (CHE125.SP17.ZA) TestChapter 5 Quiz Started4/25/17 1:00 PM Submitted4/25/17 1:05 PM StatusCompleted Attempt Score9 out of 15 points Time Elapsed5 minutes Results DisplayedAll Answers, Submitted Answers, Feedback, Incorrectly Answered Questions
Question 1 1 out of 1 pointsAt 25°C and 449 mmHg, an unknown pure gas has a density of 0.676 g/L. Which of the following gases could be the unknown gas?Selected Answer:a. N2Answers: a. N2b. Nec. Cl2Od. Cl2e. C3H6Question 2 0 out of 1 pointsA gas occupying a volume of 1.50 L exerts a pressure of 700 mmHg at 200°C. Which mathematical expression gives the correct pressure at 3.50 L and 350°C?Selected Answer:a. false
Answers: a. b. c. d. e. Question 3 1 out of 1 pointsThe density of O2 gas at 16°C and 1.27 atm isSelected Answer:e. 1.71 g/L.Answers: a. 88.7 g/mL.b. 31 g/L.c.
0.584 g/L.d. 28.4 g/L.e. 1.71 g/L.Question 4 1 out of 1 pointsThe volume of 1 mol of nitrogenSelected Answer:a. has the value of 22.4 L at 0°C and 1.00 atm.Answers: a. has the value of 22.4 L at 0°C and 1.00 atm.b. is decreased by decreasing the pressure of the gas.c. is increased by decreasing the temperature.d. is decreased by increasing its kinetic energy.e. is lower than that of 1mol ammonia at high pressures.Question 5 0 out of 1 pointsWhich of the following gases will have the slowest rate of effusion at constant temperature?
Selected Answer:a. SO3Answers: a. SO3b. CF4c. Ned. H2e. F2Question 6 0 out of 1 pointsUsing the van der Waals equation, determine the pressure of 500.0 g of SO2(g) in a 6.30-L vessel at 633 K. For SO2(g), a = 6.865 L2 • atm/mol2 and b = 0.05679 L/mol. (R = 0.0821 L • atm/(K • mol))Selected Answer:a. 8.49 atmAnswers: a. 8.49 atmb. 79.7 atmc. 58.7 atm
d. 8.66 atme. 64.3 atmQuestion 7 1 out of 1 pointsA particular gas exerts a pressure of 5.56 × 104 Pa. What is this pressure in units of bar?Selected Answer:e. 0.556 barAnswers: a. 5.49 ×104 barb. 73.1 barc. 5.63 × 104 bard. 5.56 × 109 bare. 0.556 barQuestion 8 1 out of 1 pointsWhich conditions of P, T, and n, respectively, are most ideal?Selected Answer:d.
low P, high T, low nAnswers: a. low P, high T, high nb. low P, low T, low nc. high P, low T, high nd. low P, high T, low ne. high P, high T, high nQuestion 9 1 out of 1 pointsUnder what set of conditions does HCl(g) deviate the most from ideal behavior?Selected Answer:c. low temperature and high pressureAnswers: a. low temperature and low pressureb. standard temperature and pressurec. low temperature and high pressured.