josefa1802 josefa1802

18-05-2015
Chemistry

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this jar contains helium gas . what would happen if the lid of this jar was removed ?

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Ariawesome Ariawesome

19-05-2015

The Helium gas will expand and rise into the surrounding the air as it is less dense and lighter air. Depending on the amount of helium and the size of the room the Helium could displace the breathable mix in the space and become a danger to health.

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