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Magnesium

  Chlorophyll, the pigment that imparts a green color to plants, contains magnesium:  C55H72O5N4Mg next element                    ...

Atomic # = 12 Atomic weight = 24.305

Atomic # = 12
Atomic weight = 24.305

 

Chlorophyll, the pigment that imparts a green color to plants, contains magnesium:  C55H72O5N4Mg

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