The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases ‘A’ and ‘B’ is____________? August 22, 2021February 17, 2019 by admin The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases ‘A’ and ‘B’ is____________? A. 1B. ∞ C. 0.5 D. 2