chemical thermodynamics quick plz

Question \#1 The acentric factor of phenol is higher than nitric acid (1 Mark) (a) True (b) False Question \#2 The reduced temperature of hydrogen is higher than argon at 20C : (1 Mark) (a) True (b) False Question \# 3 The value of Z at Pr=1 and temperature Tr=4 is: (1 Mark) (a) 0.0443 (b) 1.0115 (c) 0.2994 (d) 1.1773 Question \# 4 For the adiabatic process, which one of the following statements is correct: (2 Mark) (a) U=Q (b) U=W (c) U=Q+W (d) U=0 (e) None