Geography, asked by rahul2003allen, 5 months ago

write chemical composition of the crust

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Answered by nehabhosale454

Answer:

The most common chemical elements in the crust are oxygen (46.6%), silicon (27.7), aluminum (8.1), iron (5.0), calcium (3.6), potassium (2.8), sodium (2.6), and magnesium (2.1). These figures vary among different studies because we really have no way to know for sure.

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