oblem 3 1 08 g of copper wire was allowed to react with

Last updated: 7/3/2023

oblem 3 1 08 g of copper wire was allowed to react with nitric acid The resulting solution was dried and ignited when 1 35 g of copper oxide was obtained In another experiment 2 30 g of copper oxide was heated in presence of hydrogen yielding 1 84 g of copper Show that the above data are in accordance with law of constant proportion