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9. SOUND VELOCITIES IN DIFFERENT GASES
The following table contains the sound velocity of various gases measured at.
Gases
Acetaldehyde
Acetylene
Ammonia
Argon
Bensol
Carbon dioxide
Carbon monoxide
Carbon tetrachloride
Chlorine
Dimethyl ether
Ethane
Ethanol
Ethylene
Helium
Hydrogen sulphide
Methane
Methanol
Neon
Nitrogen
Nitrogen monoxide
Oxygen
Propane
N.A.
Sulphur hexafluoride
SE/SG-300 series two-wire compact ultrasonic level transmitters
Sound Velocity (m/s)
C
H
O
252.8
2
4
C
H
340.8
2
2
NH
429.9
3
Ar
319.1
C
H
183.4
6
6
CO
268.3
2
CO
349.2
CCl
150.2
4
Cl
212.7
2
CH
OCH
213.4
3
3
C
H
327.4
2
6
C
H
OH
267.3
2
3
C
H
329.4
2
4
He
994.5
H
S
321.1
2
CH
445.5
4
CH
OH
347
3
Ne
449.6
N
349.1
2
NO
346
O
328.6
2
C
H
246.5
3
8
SF
137.8
6
47
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