2 g of zinc was completely burnt in air to form zinc oxide it was found that the mass of zinc oxide was 2.5 g find the mass of oxygen uses to makr zinc oxide

2 g of zinc was completely burnt in air to form zinc oxide it was foun

1.	2 g of zinc was completely burnt in air to form zinc oxide it was found that the mass of zinc oxide was 2.5 g find the mass of oxygen uses to makr zinc oxide
Answer» s of oxygen INVOLVED is 0.5g ACCORDING to the law of CONSERVATION of MASS.