Which pair of molecules interacts through hydrogen bonding?
CH3Cl and HCl
H2O and HI
CO2 and HCHO
H2O and NH3
CH4 and CH3CH3
Solution: A molecule has hydrogen bonding as its' intermolecular forces if it has O-H, N-H or F-H. H2O has O-H and NH3 has N-H. Therefore, choice D is the correct answer.
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