Answer
Evidence for intermolecular forces
Work Step by Step
The evidence for intermolecular forces is that you need heat to change the phase of an element, meaning the heat is used to break intermolecular bonds to free the molecules apart.
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.