A sealed container holds 1.4 g of oxygen at 1 atm pressure and 20°C. The gas first undergoes an isobaric process that doubles the absolute temperature, then an isothermal process that halves the pressure. Part A What is the final volume of the gas in L? Express your answer in liters. 15. ΑΣΦ V₁ = ? L
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- a.) An ideal gas is in a sealed container. By what factor does the gas temperature change if the volume is halved and the pressure is tripled? b.) An ideal gas is in a sealed container. By what factor does the gas temperature change if the volume is doubled and the pressure is tripled? c.) If you have two jars containing the same amount, n1=n2, and type of gas (for example, oxygen) and they are at the same temperature, T, what can you say about their pressure if the first jar has four times the volume of the second, V1 = 4V2? Hint: use pV=nRTIf the pressure of gas is doubled and its absolute temperature is quadrupled, the volume is what factor times the original? Select one: a. 2 b. 1/2 c. 1/4 d. 4A large cylindrical tank contains 0.750 m³ of nitrogen gas at 22.0°C and 6.50x103 Pa (absolute pressure). The tank has a tight-fitting piston that allows the volume to be changed. Part A What will be the pressure if the volume is decreased to 0.530 m³ and the temperature is increased to 165°C? Express your answer in pascals. —| ΑΣΦ P = Submit Request Answer < Return to Assignment Provide Feedback ? Pa
- 2.00 mol of gas at a temperature of -160 °C fills a 2.70 L container. What is the gas pressure? Express your answer with the appropriate units. μÅ Value Submit Units ? Previous Answers Request AnswerPart C Some hydrogen gas is enclosed within a chamber being held at 200°C with a volume of 0.0250 m³. The chamber is fitted with a movable piston. Initially, the pressure in the gas is 1.50 × 106 Pa (14.8 atm). The piston is slowly extracted until the pressure in the gas falls to 0.950 x 106 Pa. What is the final volume V₂ of the container? Assume that no gas escapes and that the temperature remains at 200°C. Enter your answer numerically in cubic meters. ► View Available Hint(s) V₂ = Submit [5] ΑΣΦ ? m³A diver observes a bubble of air rising from the bottom of a lake (where the absolute pressure is 3.50 atm) to the surface (where the pressure is 1.00 atm). The temperature at the bottom is 4.0°C, and the temperature at the surface is 23.0°C. Part A What is the ratio of the volume of the bubble as it reaches the surface to its volume at the bottom? Enter your answer numerically. VE ΑΣΦ V2 V₁ Submit Part B Request Answer Would it be safe for the diver to hold his breath while ascending from the bottom of the lake to the surface? Submit No. This increase in volume of air in the lungs would be dangerous. Yes. This increase in volume of air in the lungs is safe enough for human body. Provide Feedback ? Request Answer
- 0.50 mol of argon gas is admitted to an evacuated 50 cm³ container at 20°C. The gas then undergoes an isobaric heating to a temperature of 340 °C. Part A What is the final volume of the gas? Express your answer with the appropriate units. V₁ = Submit HÅ Value Request Answer Units5. A gas with volume V, pressure P, and temperature T is inside a container with a moveable piston. No gas is leaking from the container as the temperature of gas is quadrupled while the volume is doubled. What will be the new pressure? A. 2P B. P C. 1/2 P D. 8P0.0050 mol of gas undergoes the process shown in (Figure 1). What is the initial temperature in °C? Express your answer using two significant figures. You may want to review (Pages 503 - 508) 1ν ΑΣφ T = °C Figure 1 of 1 Submit Previous Answers Request Answer p (atm) X Incorrect; Try Again; 3 attempts remaining 3 - 1 Part C What is the final temperature in °C? 1 Express your answer using two significant figures. ΑΣφ V (cm³) 300 0- 100 200 T = °C 2.