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Friday 27 March 2020

What Is The Composition Of The Earth?

composition in earth
The earth composition is given below by percentage.
1. oxygen, 46.6 percent by weight;
2. silicon, 27.7 percent,
3. aluminum, 8.1 percent,
4. iron, 5 percent,
5. calcium, 3.6 percent,
6. sodium, 2.8 percent,
7. potassium, 2.6 percent,
8. magnesium, 2.1 percent

also check what is the composition in air.

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