Question

x New Tab Blackboard <-> XCO Recording Timed Test This test has a time limit of 2 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Not allowed. This test can only be taken once. Attempts Force This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. Completion This test does not allow backtracking. Changes to the answer after submission are prohibited. Your answers are saved automatically. Remaining Time: 1 hour, 32 minutes. 04 seconds. Question Completion Status: Close Window -> A Moving to the next question prevents changes to this answer. Question 7 of 25 > Question 7 2 points Save Answer CLO4): A rigid insulated tank has a volume of the tank is 2 m. Initially the tank contained an amount of air of 4 kg. Now the tank is connected to a high pressure line that carries air and the valve was opened and a filling process started. At the end of the filling process, the pressure and temperature of the air in the tank were measured to be 500 kPa and 40 °C. Air may be assumed ideal gas. The mass of air that entered the tank is about: 11 kg 4 kg 7 kg 22 kg Activate Windows Go to Settings to activate Windows Question 7 of 25 > > Moving to the next question prevents changes to this answer. Close Window