What is the vapor pressure of ethanol in mmHg at 52.5 C⁰ if its vapor pressure is 400.0 mmHg at 63.5 C⁰? ∆Hvap = 39.3 kJ/mol; R = 8.314 J/K • mol
a 314.5 mmHg
b 369.8 mmHg
c 429.7 mmHg
d 497.2 mmHg