Rate of diffusion of NH3 is twice that of X. What is the molecular mass of X (a) 68 (b) 48 (c) 12 (d) 8 Rate of diffusion of NH3 is twice that of X. What is the molecular mass of X (a) 68 (b) 48 (c) 12 (d) 8 February 11, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related