On passing 3 A of electricity for 50 min, 1.8 g of metal deposits. The equivalent mass of metal is

On passing 3 amperes of electricity for 50 minutes, 1.8 gm metal deposits. The equivalent mass of metal is

4 g of a metal oxide contains 1.6 g-oxygen, then equivalent mass of the metal is

4 g of a metal oxide contains 1.6 g-oxygen, then equivalent mass of the metal is

x g of metal reacts with chlorine to form y g of metal chloride. Calculate equivalent mass of metal.