Answer:
Explanation:
Sodium is a chemical element with the symbol Na and atomic number 11. It is a soft, silvery-white, highly reactive metal. Sodium is an alkali metal, being in group 1 of the periodic table. Its only stable isotope is ²³Na. The free metal does not occur in nature, and must be prepared from compounds.
Mass / volume = density
30.943g / 35ml = 0.88408571g/ml
Pure Substances cannot be separated easily or, sometimes at all.
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