How much heat, in kJ, is needed to vaporize 185 g of water at 100°C?

Chewy,wrapped,not in all white,the wrapper is clear

Ithink 2 is the correct

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf