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A 0.24 g sample of compound of oxygen an...

A 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g of boron and 0.144 g of oxygen. Calculate the percentage composition of the compound by weight.

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A 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g of boron and 0.144 g of oxygen. Calculate the percentage composition of the compound by mass.

(a) State six postulates of Dalton's atomic theory. (b) A 0.24g sample of compound of carbon and oxygen on analysis was found to contain 0.096 g of carbon and 0.144 g of oxygen. Find the percentage composition of the compound by weight.

Knowledge Check

  • 0.48 g of a sample of a compound containing boron and oxygen contains 0.192 g of boron and 0.288 g of oxygen. What will be the percentage composition of the compound?

    A
    60% and 40% B and O respectively
    B
    40% and 60% B and O respectively
    C
    30% and 70% B and O respectively
    D
    70% and 30% B and O respectively

  • 0.4 g of Organic Compound gave 0.188 g of AgBr. The percentage of Br in the compound is

    A
    39.8
    B
    `46.0`
    C
    `20.0`
    D
    `40.0`

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    0.48 g of a sample of a compound containing boron and oxygen contains 0.192 g of boron and 0.288 g of oxygen. What is the percentage composition of the compound ?

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    0.2475g of an organic compound on combustion gave 0.4950g of CO_(2) and 0.2025g of H_(2)O . Calculate the percentage of oxygen in the compound

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    4.9 g of sulphuric acid contains 0.1 g of hydrogen, 1.6 g of sulphur and rest oxygen. Calculate the mass percentage composition of all the elements of sulphuric acid.

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