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Helium is used in observation of ballons because it is?

Chemistry
JAMB 2020

Helium is used in observation of ballons because it is?

  • A. Light and combustible
  • B. light and non-combustible
  • C. heavy and combustible
  • D. heavy and non-combustible
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Correct Answer: Option B
Explanation

Helium floats because it is buoyant; its molecules are lighter than the nitrogen and oxygen molecules of our atmosphere and so they rise above it

There is an explanation video available below.

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Explanation Video

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