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Instructional Video

Change of State Example, States of Matter and Intermolecular Forces, Chemistry

Curated and Reviewed by Lesson Planet

A problem from a chemistry textbook is posed on the screen. In this problem, ethanol is used to illustrate the amount of energy, in joules, required to change a substance from a liquid to a gas. The boiling point of ethanol is given, and the amount present. Sal solves the problem transparently.

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Concepts

gases, joules, liquids, solids

Additional Tags

change of state, gases, joules, liquids, solids, science

Classroom Considerations

This video is hosted on YouTube

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