APUS CLE _ CHEM133 K003 Spr 20 _ Tests & Quizzes quiz 7.pdf...

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12/4/2020 APUS CLE : CHEM133 K003 Spr 20 : Tests & Quizzes 4.0/ 4.0 Points Lesson 7 Quiz Return to Assessment List Part 1 of 4 - Part 01 28.0/ 28.0 Points Question 1 of 25 A small bubble rises from the bottom of a lake, where the temperature and pressure are 4°C and 3.0 atm, to the water's surface, where the temperature is 25°C and the pressure is 0.95 atm. Calculate the final volume of the bubble if its initial volume was 2.1 mL. A. 22.4 mL B. 7.1 mL C. 0.72 mL D. 41.4 mL E. 6.2 mL CHEM133 K003 Spr 20 Tests & Quizzes Tests & Quizzes
1/12 4.0/ 4.0 Points Feedback: See Chapter 09 Question 2 of 25 If the pressure of a gas sample is quadrupled and the absolute temperature is doubled, by what factor does the volume of the sample change? A. 8 B. 1/8 C. 1/2 D. 1/4
12/4/2020 APUS CLE : CHEM133 K003 Spr 20 : Tests & Quizzes
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4.0/ 4.0 Points Feedback: See Chapter 09 Question 3 of 25 Consider a sample of gas in a container on a comfortable spring day. The Celsius temperature suddenly doubles, and you transfer the gas to a container with twice the volume of the first container. If the original pressure was 12 atm, what is a good estimate for the new pressure?
4.0/ 4.0 Points Feedback: See Chapter 09 Question 4 of 25 For which gas do the molecules have the highest average velocity?
12/4/2020 APUS CLE : CHEM133 K003 Spr 20 : Tests & Quizzes 4.0/ 4.0 Points Feedback: See Chapter 09 Question 5 of 25 When active metals such as magnesium are immersed in acid solution, hydrogen gas is evolved. Calculate the volume of H 2 (g) at 30.1°C and 0.85 atm that can be formed when 275 mL of 0.725 M HCl solution reacts with excess Mg to give hydrogen gas and aqueous magnesium chloride. A. 2.9 L B. 2.2 L C. 5.8 L D. 3.4 × 10 -3 L E. 11.7 L
3/12 4.0/ 4.0 Points Feedback: See Chapter 09 Question 7 of 25 Pressure is A. measured in grams
4.0/ 4.0 Points Feedback: See Chapter 09 Question 6 of 25 A sample of pure oxygen gas has a pressure of 795 torr. What is the pressure of the oxygen in units of atmospheres?
12/4/2020 APUS CLE : CHEM133 K003 Spr 20 : Tests & Quizzes 4/12 4.0/ 4.0 Points 4.0/ 4.0 Points B. defined as the force per unit area C. defined as the number of moles of substance divided by the mass of the substance D. defined as the mass that an object exerts when at rest E. measured in Newtons Feedback: See Chapter 09 Part 2 of 4 - Part 02 24.0/ 24.0 Points Question 8 of 25 When 0.251 mol of a weak base (A

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