AlphaSergeant12 AlphaSergeant12
  • 03-11-2016
  • Chemistry
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chemical properties of potassium

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Аноним Аноним
  • 07-11-2016
Atomic number19 
Atomic mass39.0983g.mol -1
Electronegativity according to Pauling0.8
Density0.86
 g.cm -3 at 0 °C
Melting point 63.2 °C
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