Lightest and most abundant chemical element, constituting roughly 75 % of the Universe s elemental mass.

Lightest and most abundant chemical element, constituting roughly 75 %

1.	Lightest and most abundant chemical element, constituting roughly 75 % of the Universe s elemental mass.
A.	Carbon
B.	Aluminium
C.	Bauxite
D.	Hydrogen
Answer» E.

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Lightest and most abundant chemical element, constituting roughly 75 % of the Universe s elemental mass.

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