1.

A metal forms two oxides. The higher oxide contains 80% metal. 0.72 g of the lower oxide gave 0.8 g of higher oxide when oxidiesd. Then the ratio of the weight of oxygen that combines with the fixed weight of the metal in the two oxides will be

Answer»

`2 : 3`
`1 : 2`
`4 : 5`
`3 : 2`

ANSWER :B


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