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Chemistry · Oct / Nov 2018 · Paper 11 · Question 10

5070Relative masses of atoms and molecules

What are the relative formula masses of one mole of solid magnesium and one mole of gaseous chlorine?

  1. Amagnesium 12, chlorine 17
  2. Bmagnesium 24, chlorine 35.5
  3. Cmagnesium 24, chlorine 71
  4. Dmagnesium 48, chlorine 71

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Correct answer: C. magnesium 24, chlorine 71

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