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Chemistry
HarlandHolz
Oct 6, 2018, 1:34:10 AM
22

What are the most common elements in the earths atmosphere

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(1) Answers
lopezstephanie6
Oct 6, 2018, 5:49:17 AM

oxygen 47% silicon 28% aluminum 8% iron 5% magnesium 2% calcium 4% sodium 3% potassium 3%

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