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Calculate the mass % of SO (4) ^(2-) in ...

Calculate the mass `% of SO _(4) ^(2-)` in potash Alum `K_(2) SO_(4)^(2) Al _(2) (SO_(4) ^(2)) _(3). 24 H_(2)O.`

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`% SO _(4) ^( 2- = ( 4 xx 36)/(948) xx 100 = 40.5 %`
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CENGAGE CHEMISTRY-CHEMICAL ARITHMETIC -MANDATORY EXERCISE (EXERCISE SET III)
  1. Calculate the mass % of C in carbon suboxide.

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  2. Calculate the percentage of carbonate ion in Na (2) CO(3) and Na HCO(3...

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  3. Calculate the mass % of SO (4) ^(2-) in potash Alum K(2) SO(4)^(2) Al ...

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  4. The formula of a metal chloride is MCl (3) and atomic weight of metal ...

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  5. Among NH(3), HNO(3), Na N(3) and Mg (3) N(2) the numbers of molecules ...

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  6. The oxidation number of oxygen in KO(3) and Na (2)O(2) is

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  7. Oxidation state of Br in Br (2) and BrO(3) ^(-) is

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  8. The difference of oxidation state of two s atoms in H(2) S(2) O(8) is

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  9. Name the monoatomic cations using the IUPAC system of nomenclature: ...

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  10. Name the monoatomic cations using the IUPAC system of nomenclature: ...

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  11. Name the monoatomic cations using the IUPAC system of nomenclature: ...

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  12. Name the ionic compound: Li (2)S

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  13. Name the ionic compound: SnO(2)

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  14. Name the ionic compound: Hg (2) Cl (2)

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  15. Name the ionic compound: CuI(2)

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  16. Name the ionic compound: CuCO(3)

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  17. Write the chemical formula for each of the compound: Tetrasulphur d...

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  18. Write the chemical formula for each of the compound: Xenon tetrafluo...

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  19. Write the chemical formula for each of the compound: Dinitrogen pent...

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  20. Write the chemical formula for each of the compound: Tetraphosphouru...

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