Class 9 Science Chapter 3 Atoms and Molecules NCERT Solutions Page 32, 33 1. In a reaction, 5.3 g of sodium carbonate reacted with 6 g of acetic acid. The products were 2.2 g of carbon dioxide, 0.9 g water and 8.2 g of sodium acetate. Show that these observations are in agreement with the law of conservation of mass. sodium carbonate + acetic acid → sodium acetate + carbon … [Read more...] about Chapter 3 Atoms and Molcules