What is Specific Gravity of Gas?

Asked by Normandy 6 years, 2 months ago | 2 Answers

Specific gravity is the ratio of the density of a liquid to the density of water, then what is Specific Gravity of Gas?


2 Answers

1
Dan01 6 years, 2 months ago
Specific gravity of gas is ratio of molecular weight of gas to that of air.

0
Normandy 6 years, 1 month ago

Specific Gravity of a gas can be calculated as

\(SG = {\rho \over \rho air}\)

where
SG = specific gravity of Gas
ρ = density of gas (kg/m3)
ρair = density of air (kg/m3)
* In a normal condition, air is defined at 20oC and 1 atm and density of air is 1.205 kg/m3 is used.

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