1. Explain why the molar enthalpies of vaporization of the following substances increase in the…

1. Explain why the molar enthalpies of vaporization of the
following substances increase in the order CH4 < c2h6="">< c3h8="" ,="" even="" though="" the="" type="" of="" imf="" (dispersion)="" is="" the="">

2. Explain why the enthalpies of vaporization of the
following substances increase in the order CH4 < nh3="">< h2o,="" even="" though="" all="" three="" substances="" have="" approximately="" the="" same="" molar="">