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1. If you fill an organ pipe with helium instead of air, the fundamental frequency will_______...

1. If you fill an organ pipe with helium instead of air, the fundamental frequency will_______

2. The wavelength and frequency are the same in the air, because it is air that is resonating in the

organ pipe. => Is this statement always correct? Why?

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Answer #1

I have answered your first question in the image attached while your second question appears to be missing some information and is little ambiguous.

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