Fire extinguishers contain H2SO4 and (a) CaCO3 (b) Na2CO3 (c) NaHCO3 Fire extinguishers contain H2SO4 and (a) CaCO3 (b) Na2CO3 (c) NaHCO3 November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related
