For a two-component equimolar mixture, what is the pressure range over which a flash can occur given that P A ₛₐₜ = 80kPa and P B ₛₐₜ = 40kPa? Assuming Raoult's law applies.
a) 40 kPa to 80 kPa
b) 0 kPa to 80 kPa
c) 40 kPa to 120 kPa
d) 80 kPa to 120 kPa