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The critical Pressure and Critical Temperature of four gases- Oxygen- 153K and 50 bar. Chlorine- 417K and 76 bar. Hydrogen- 33.9K and 13.5 bar. Helium- 5.12K and 2.2 bar. the gas with the smallest value of van der waals constant ‘b’ is?

The critical Pressure and Critical Temperature of four gases-
Oxygen- 153K and 50 bar.
Chlorine- 417K and 76 bar.
Hydrogen- 33.9K and 13.5 bar.
Helium- 5.12K and 2.2 bar.
 
the gas with the smallest value of van der waals constant ‘b’ is?

Grade:11

1 Answers

Aastha Singh
askIITians Faculty 212 Points
5 years ago
Dear student,
formula for critical temperature = 8a/27bR
critical pressure= a/27b2
a, b = Van der wal’s constant
R= gas constant
apply the values and check result.
keep posting your doubts:]

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