Heptane and octane form an ideal solution. At 373 K, the vapor pressures of the two liquid components are 105.2 kPa and 46.8 kPa respectively. What will be the vapor pressure of the solution?
a) 152.0 kPa
b) 152.8 kPa
c) 152.4 kPa
d) 152.2 kPa