mynamecamranh mynamecamranh
  • 03-04-2018
  • Chemistry
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Two moles of an unknown substance were shown to have a mass of 240g. What molecular mass does the substance have?

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kenmyna
kenmyna kenmyna
  • 12-04-2018
 The  molecular  mass   of  the  unknown  substance  is  calculated   as  follows

  mass   of  unknown  substance  /  moles  of  unknown  substance

that  is     240g /2 mol  = 120  g/mol
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