1 The atomic masses of He and Ne are 4 and 20 amu

Last updated: 6/28/2023

1 The atomic masses of He and Ne are 4 and 20 amu respectively The value of the de Broglie wavelength of He gas at 73 C is M times that of the de Broglie wavelength of Ne gas at 727 C M is a 2 c 4 b 3 d 5