Question: If you inhale helium from a balloon and do your best to speak normally, your voice will have a comical quacky quality. Explain why this

If you inhale helium from a balloon and do your best to speak normally, your voice will have a comical quacky quality. Explain why this “Donald Duck effect” happens. Caution: Helium is an asphyxiating gas and asphyxiation can cause panic. Helium can contain poisonous contaminants.

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