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Pearson Edexcel GCSE (9-1) Chemistry practice

A compound contains 2.3 g of sodium, 0.1 g of hydrogen, and 4.8 g of oxygen. What is its empirical formula? (Relative atomic masses: Na=23.0, H=1.0, O=16.0)

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A compound contains 2.3 g of sodium, 0.1 g of hydrogen, and 4.8 g of oxygen. What is its empirical formula? (Relative atomic masses: Na=23.0, H=1.0, O=16.0).

  1. A.NaH2O
  2. B.NaHO
  3. C.NaH2O2
  4. D.NaHO3

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A compound contains 2.3 g of sodium, 0.1 g of hydrogen, and 4.8 g of oxygen. What is its empirical formula? (Relative atomic masses: Na=23.0, H=1.0, O=16.0) | Edexcel Chemistry | ExamCompanion