The label on a cylinder of a noble gas became illegible so a

Last updated: 5/2/2023

The label on a cylinder of a noble gas became illegible so a student allowed some of the gas to flow into an evacuate bulb with a volume of 300 0 mL until the pressure was 685 torr The mass of the glass bulb increased by 1 45 g its temperature was 27 0 C What is the molar mass of this gas molar gas Which of the Group 8A gases was it Oneon O radon O argon O helium O krypton g mol