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arlik [135]
3 years ago
9

Oxygen comprises about ________ percent by weight of earth's continental crust

Biology
1 answer:
irakobra [83]3 years ago
6 0
Hello There!

Oxygen compromises about 47 percent by weight of earth's continental crust.
Another important element is silicon.
Continental crusts are older and less dense when compared to the oceanic crust.

Hope This Helps You!
Good Luck :) 

- Hannah ❤
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