Number of unit cells in 4 g of X ( atomic mass = 40 ) . Which crystallises in bcc pattern is ( NA = Avogardo number ) Number of unit cells in 4 g of X ( atomic mass = 40 ) . Which crystallises in bcc pattern is ( NA = Avogardo number ) February 9, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related