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  4. 1) In an experiment involving the displacement of copper from a solution of copper(II) tetraoxosulphate(IV),the...

1) In an experiment involving the displacement of copper from a solution of copper(II) tetraoxosulphate(IV),the...

1) In an experiment involving the displacement of copper from a solution of copper(II) tetraoxosulphate(IV),the following result were obtain. Mass of iron =2.31g ,Mass of copper displaced =2.64g,Calculate the mass of iron which were displaced 32g of hydrogen. 6)2.11g of a metal oxide were found to give 150cm^3 oxygen of 27(degree)C and 750mm Hg pressure. Calculate the mass of the metal which combines with 16g of oxygen (1mole or 32g oxygen at s.t.p. Occupy 22.4 dm^3)?
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Asked by simpleprof on 22nd November, 2015
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