Question

4 gram of metal oxide contains 1.6 gram oxygen than equal mass of a metal is

Answer 1

wt of metal oxide = 4 gm

wt of oxygen = 1.6 gm

wt of metal = 4 - 1.6 = 2.4 gm

1.6 g oxygen combines with 2.4 g of metal

8 g oxygen will combine with 8 x 2.4 /1.6 = 12 g

eq.mass of metal = 12 g