(a) An ideal gas occupies a volume of 1.4 cm? at 20C and atmospheric pressure. Determine the number of molecules of gas in the container. molecules ) (b) If the pressure of the 1.4-cm> volume is reduced to 2.8 x 10~ 11 Pa (an extremely good vacuum) while the temperature remains constant, how many moles of gas remain in the container? mol ! _ Need Help? || Readit | Submit Answer 11. [-/2 Points] DETAILS MY NOTES SERCP11 10.4.P.035. ASK YOUR TEACHER PRACTICE ANOTHER Gas is confined in a tank at a pressure of 9.1 atm and a temperature of 20.5C. If two-thirds of the gas is withdrawn and the temperature is raised to 66.0C, what is the pressure of the gas remaining in the tank? atm Need Help? [