Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related