Given the molecules phosgene (Cl2CO) and formaldehyde (H2CO), phosgene (Cl2CO)phosgene ( C l Subscript2 C O ) Given the molecules phosgene ( C l 2 C O ) and formaldehyde ( H 2 C O ) , blank has the higher boiling point mainly due to blank. has the higher boiling point mainly due to its greater molar mass and stronger dispersion forcesGiven the molecules phosgene ( C l 2 C O ) and formaldehyde ( H 2 C O ) , blank has the higher boiling point mainly due to blank.. Given the molecules sulfur dioxide (SO2) and sulfur trioxide (SO3), sulfur dioxide (SO2)sulfur dioxide ( S O Subscript2 ) Given the molecules sulfur dioxide ( S O 2 ) and sulfur trioxide ( S O 3 ) , blank has the higher boiling point mainly due to blank. has the higher boiling point mainly due to molecule shape and stronger dipole-dipole interactionsGiven the molecules sulfur dioxide ( S O 2 ) and sulfur trioxide ( S O 3 ) , blank has the higher boiling point mainly due to blank..