Mathematics
Mathematics, 12.02.2021 03:50, sgslayerkingminecraf

Which element, that is essential for human life, is found in large amounts in both Earth's atmosphere and oceans? A) helium

B) oxygen

C) silica

D) calcium

answer
Answers: 2

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Which element, that is essential for human life, is found in large amounts in both Earth's atmospher...

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