Calculate the average molecular K.E:- per molecule of oxygen at `127^@C` given that molecular weight =32, `R = 8.31 J` `mol^-1` `K^-1`, `N_A = 6.02 xx 10^23`, `T =127^@C`

Calculate the average molecular kinetic energy : per kg molecule of oxygen at 127 ∘ C, given that the molecular weight of oxygen is 32, R = 8.31 J m o l ^ -1 K − 1 , and Avogadros number N A ​ is 6.02×10 23 molecules mol −1 .

Find the KE per kg of nitrogen molecule at 127^@C (molecular weight of nitrogen = 28, R = 8320 J//K mole K ).

Calculate average molecular kinetic energy:- per kilogram of oxygen at 27^@C (R = 8320 J/k mole K, Avogadro s number 6.02 xx 10^27 molecule/K mole.

Calculate kinetic energy of 10 gm of Argon molecule at 127^@C . (R = 8320 J//K mole K, Atomic weight of Argon = 40)

Find de-Broglie wavelength of neutron at 127^@ C . (Given Boltzman constant = K =1.38 xx 10^-23 J molecule^-1 K^-1, h = 6.63 xx 10^-34 Js, Mass of neutron = 1.66 xx 10^-27 kg)

Compare the rms speed of hydrogen molecule at 127^@C with rms speed of oxygen molecules at 27^@C given that molecular masses of hydrogen and oxygen are 2 and 32 respectively.

Calculate the R.M.S. velocity of oxygen molecule at N.T.P., if the density of oxygen at N.T.P. is 1.44 kg//m^3 (Given: atmospheric pressure at N.T.P. = 1.013 xx10^5 N//m^2 ).

Calculate the density of silver metal having fcc unit cell with edge length 409 pm ( at .Wt of Ag= 108 g mol^(-1) , N_(0) = 6.022 xx10^(23) mol ^(-1) )