Answer
$CH_3CH_2CH_2CH_2CH_2Cl$ has the higher boiling point.
Work Step by Step
$CH_3CH_2CH_2CH_2CH_2Cl$ has the higher boiling point because it has a higher molecular weight and more dipole-dipole interaction than $CH_3CH_2CH_2CH_2CH_3$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.