____ is the most common element in the Earth's crust.
A) Oxygen
B) Iron
C) Magnesium
D) Hydrogen
E) Fluorine

Name: ____ is the most common element in the Earth's crust. A) Oxygen B) Iron C) Magnesium D) Hydrogen E) Fluorine
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Question

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Oxygen makes up approximately 46.6% of the Earth's crust, making it the most common element. Iron, magnesium, hydrogen, and fluorine are also present in the crust but in much smaller quantities in comparison to oxygen.

____ Is the Most Common Element in the Earth's Crust