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The pressure gauge on a tank of CO2 used to fill Dora-water bottles reads 51.0 psi.
At the same time the barometer reads 28.0 in Hg.
"What is the absolute pressure in the tank in KPa?

Respuesta :

nuralfaqih

Known :

Pg = 51 psi

Patm = 28 inHg = 13.7 psi

Solution :

Absolute pressure is gauge pressure plus the atmospheric pressure :

Pabs = Pg + Patm

Pabs = 51 + 13.7

Pabs = 64.8 psi

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