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Boiling Point Increases as Shown in the Following Series of Amines

Question 25

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Boiling point increases as shown in the following series of amines:
Boiling point increases as shown in the following series of amines: Why is the boiling point of (CH<sub>3</sub>) <sub>3</sub>N lower than that of (CH<sub>3</sub>) <sub>2</sub>NH? A) (CH<sub>3</sub>) <sub>2</sub>NH has a higher molar mass than (CH<sub>3</sub>) <sub>3</sub>N . B) (CH<sub>3</sub>) <sub>2</sub>NH can form hydrogen bonds, but (CH<sub>3</sub>) <sub>3 </sub>N cannot. C) (CH<sub>3</sub>) <sub>3</sub> N can form hydrogen bonds, but (CH<sub>3</sub>) <sub>2</sub>NH cannot. D) (CH<sub>3</sub>) <sub>2</sub>NH is polar, but (CH<sub>3</sub>) <sub>3</sub> N is not. E) (CH<sub>3</sub>) <sub>3</sub>N is polar, but (CH<sub>3</sub>) <sub>2</sub>NH is not.
Why is the boiling point of (CH3) 3N lower than that of (CH3) 2NH?


A) (CH3) 2NH has a higher molar mass than (CH3) 3N .
B) (CH3) 2NH can form hydrogen bonds, but (CH3) 3 N cannot.
C) (CH3) 3 N can form hydrogen bonds, but (CH3) 2NH cannot.
D) (CH3) 2NH is polar, but (CH3) 3 N is not.
E) (CH3) 3N is polar, but (CH3) 2NH is not.

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