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12-11-2019
Biology

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Analysis:
1. What gas filled the balloon and where did it come from? Explain.

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valeriedlg169 valeriedlg169

12-11-2019

Answer:

Helium

Explanation:

Helium is extracted in a few places in the world, namely USA, Algeria, Russia and Qatar. Helium is abundant in space, where it's produced as a product of the fusion reaction inside stars such as the sun.

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