Question

What is the compressibility factor of water with density 1 g/liter at 27^oC and 1 atm?

(a) 0.25

(b) 0.59

(c) 0.73

(d) 0.91

Answer 1

Correct choice is (c) 0.73

To explain I would say: z = PM/dRT = 1*18/(1*0.0821*300) = 0.73.