Physics of Music - Notes

Adiabatic Constants for Components of Air

All for 1 Atm, audible frequencies. Extrapolated from tables in the reference below.
Consult that reference for other conditions.

Adiabatic Constants Graph

The constant for dry air is very close to that of N2.

Reference: "Tables of Thermal Properties of Gases," U.S. NBS Circular 564, 1955.

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