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28-02-2018
Physics

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what is potassium 39.098

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28-02-2018

Group1 Melting point63.5°C, 146.3°F, 336.7 K Period4 Boiling point759°C, 1398°F, 1032 K Blocks Density (g cm−3)0.89 Atomic number19 Relative atomic mass39.098 State at 20°CSolid Key isotopes39K

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