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
Answers: 2
Mathematics, 21.06.2019 18:00
Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
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Mathematics, 22.06.2019 01:30
Will mark brainliest! ( explain the answer too, it can be one sentence)
Answers: 1
Which element, that is essential for human life, is found in large amounts in both Earth's atmospher...
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