vikas askiitian expert
Last Activity: 14 Years ago
at high pressure , molar volume is low so we cannot neglect b ...
at high pressure , correction term in pressure (a/v2) can be neglected so
(p+a/v2)(v-b) = RT
this equation becomes
P(v-b) = RT
PV - Pb = RT
PV/RT - Pb/RT = 1
Z = 1 + Pb/RT
or
Z > 1
option a) is correct