Subject: What's left in a helium balloon once it sinks?
Date: Wed Jan 19 15:53:20 2000
Posted by Lauren Conway
Grade level: 10-12
School: Sacred Heart Academy
City: Hempstead State/Province: N.Y.
Country: USA
Area of science: Chemistry
ID: 948318800.Ch
Message:
If the balloon is filled with helium, what's left in it as it shrinks that makes
it sink? Is it still helium or air? If air, where did it come from?
Re: What's left in a helium balloon once it sinks?
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