A gas thermometer of constant volume is filled to a pressure P3 in equilibrium with the triple point of water. Then it is placed in thermal equilibrium with a system of unknown temperature at a pressure P. This is repeated five times, the data obtained are: P3 P 500 882 400 707.4 300 527.4 200 351.0 What is the temperature of the idea gas of the system? Remember: T3=273.16 100 175.2
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- A tank contains one mole of nitrogen gas at a pressure of 5.20 atm and a temperature of 24.5°C. The tank (which has a fixed volume) is heated until the pressure inside triples. What is the final temperature of the gas? °C (b)A cylinder with a moveable piston contains one mole of nitrogen, again at a pressure of 5.20 atm and a temperature of 24.5°C. Now, the cylinder is heated so that both the pressure inside and the volume of the cylinder double. What is the final temperature of the gas? °CA sealed 73 m tank is filled with 8000 moles of ideal oxygen gas (diatomic) at an initial temperature of 270 K. The gas is heated to a final temperature of 390 K. The atomic mass of oxygen is 16.0 g/mol. The mass density of the oxygen gas, in Sl units, is closest to: O 7.0 O 4.4 O 2.6 О 35 O 1.8An ideal gas is held in a non-rigid container that is kept at a constant temperature (295 K). The pressure on the container is reduced from 50 Pa to 30 Pa. If the initial volume of the gas was 0.75 m3, what is the final volume? Hint: This is the ideal gas law but pay attention to the initial and final values
- The constant-pressure heat capacity of a sample of a perfect gas was found to vary with temperature according to the expression Cp (J K-1) = 20.17 + 0.3665 (T/K). Calculate q when the temperature is raised from 25°C to 200°C at constant volume. 14900 J 14100J O -14100 J O -14100JFour tanks A, B, C, and D are filled with monatomic ideal gases. For each tank, the mass of an individual atom and the rms speed of the atoms are expressed in terms of m and Vrms respectively (see the table). Suppose that m = 2.68 × 10-26 kg, and Vrms = 1000 m/s. Find the temperature of the gas in each tank. Mass Rms speed A m Urms B m 20rms C 2m Urms D 2m 2UrmsQuestion 11 After some time, you pour 0.5 kg of milk, whose initial temperature was 5°C. What will be the final equilibrium temperature of this system? Let: 1.5 kg of coffee, originally at 90°C, is placed into a .3 kg aluminum cup. J Ccoffee = 4186 kg K J CAI = 500 kg K J CMilk = 3000 kg K Question 12 A solid steel sphere of radius 50 acts as a perfect radiator, calculate the amount of heat it will radiate after 1 min. cm is heated to 3000 K. If the sphere
- An ideal gas with 2.20 mol is initially in state 1 with pressure p1 = 17.0 atm and volume V = 1060 cm. First it is taken to state 2 with pressure p2 = 1.70p, and volume V2 = 1.80V1. Then it is taken to state 3 with pressure p3 = 2.10p, and volume V3 = 0.476V1. What is the temperature of the gas in (a) state 1 and (b) state 2? (c) What is the net change in internal energy from state 1 to state 3? 3 %3D %3D %3D %3D (a) Number Units (b) Number Units Units (c) NumberA cylinder of gas has a lightweight piston on top that is free to move with no friction. The gas temperature is changed from initial 87°C to 36°C. What is the final-to-initial volume ratio V4/V? O 041 O 1.17 O242 0986For many purposes we can treat propane (C3H8) as an ideal gas at temperatures above its boiling point of −42.°C. Suppose the temperature of a sample of propane gas is lowered from 60.0°C to 10.0°C, and at the same time the pressure is increased by 15.0%. Does the volume of the sample increase, decrease, or stay the same? increase decrease stays the same If you said the volume increases or decreases, calculate the percentage change in the volume. Round your answer to the nearest percent. %
- At a pressure of 0.0890 atm, a constant-volume ideal gas thermometer reads a temperature of 3.30 × 102 K. What is the thermometer's triple point pressure, P? P = atm For the same ideal gas thermometer, what temperature T corresponds to a pressure of 0.00400 atm? T = KOne mole of oxygen gas is at a pressure of 5.10 atm and a temperature of 30.0°C. (a) If the gas is heated at constant volume until the pressure triples, what is the final temperature? °C (b) If the gas is heated so that both the pressure and volume are doubled, what is the final temperature? °C Need Help? Read It(a) A tank contains one mole of helium gas at a pressure of 6.35 atm and a temperature of 22.0°C. The tank (which has a fixed volume) is heated until the pressure inside triples. What is the final temperature of the gas? °C (b) A cylinder with a moveable piston contains one mole of helium, again at a pressure of 6.35 atm and a temperature of 22.0°C. Now, the cylinder is heated so that both the pressure inside and the volume of the cylinder double. What is the final temperature of the gas? °C