Concentration HCl -- 0.35 M Volume HCl -- 24.35 mL Volume NaOH -- 36.44 mL The data above refers to a titration of NaOH with a known concentration of HCl. Calculate the moles of HCl at the end point.

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   

Answers are 1,2,4 its correct on edgenuity.