mshelton052199 mshelton052199
  • 03-02-2015
  • Chemistry
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how many molecules are in 9.8 grams of calcium

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Аноним Аноним
  • 03-02-2015
Hmm
One mole of calcium is usually equal to 40 grams so divide 9.8 by 40 which would be 4.0 molecules 
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