Me with i did 2 of them but i'm not sure if it's right! if you can take your time a check and do the other problems that will be great! you if you : ) p. s if you need a better picture i'll take another one, but you can always zoom in : )

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   

The number of medals awarded to the track team during the season.