Calculate de-Broglie wavelength of hydrogen molecules `(H_(2))` present in a container at `400 K`.
Channel: Doubtnut
Date: 2020-02-20

Calculate de-Broglie wavelength of hydrogen molecules `(H_(2))` present in a container at `400 K`. Assume that molecules travel at rms speed. Boltzmann constant `k = 1.38 � 10^(� 23) JK^(� 1)` Mass of `H_(2)` molecule `= 2.0 amu`