Multiple ChoicePolystyrene is used to make Styrofoam cups. Which functional group is present in the repeating unit of polystyrene?100views
Multiple ChoiceWhich of the following IR absorption bands would you expect to observe in the functional group region (4000–1500 cm^{-1}) for ethanol (CH_3CH_2OH)?76views
Multiple ChoiceWhich of the following functional groups is commonly found in compounds that act as emulsifiers?78views
Multiple ChoiceWhich type of linkage in starch is formed as a result of condensation reactions between glucose monomers?110views
Multiple ChoiceWhich of the following best describes the function of a carbonyl group in organic chemistry?82views
Multiple ChoiceWhich of the following best describes the function of an emulsifier in chemistry?77views