A mixture of 75% H2 and 25% N2 (molar basis) is contained in a tank at 800 atm and -70°C. Estimate the specific volume of the mixture in L/mol using Kay’s rule.
H2: Tc= 33.3 & Pc=12.8 N2: Tc=126.2 & Pc=33.5

A mixture of 75% H2 and 25% N2 (molar basis) is contained in a tank at...
1) A gaseous mixture contains 419.0 Torr H2(g),419.0 Torr H2(g), 359.1 Torr N2(g),359.1 Torr N2(g), and 65.7 Torr Ar(g).65.7 Torr Ar(g). Calculate the mole fraction, ?,χ, of each of these gases. 2) Heliox is a helium‑oxygen mixture that may be used in scuba tanks for divers working at great depths. It is also used medically as a breathing treatment. A 7.25 L7.25 L tank holds helium gas at a pressure of 1168 psi.1168 psi. A second 7.25 L7.25 L tank...
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