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  • 19-01-2024
  • Chemistry
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5.43 g sample of a pure salt, M₂SO₄, was dissolved in water. The ion was precipitated by adding excess BaCl₂ solution when 4.67 g BaSO4 was obtained. How many moles of were precipitated? Determine the molecular mass of M₂SO₄, and hence, the atomic mass of M. IO=16 S=32 Ba=137.3

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