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Published on May 25, 2013
This is a video for the Khan Academy MCAT Video Competition https://www.khanacademy.org/about/med.... This lesson describes isotopes and by the end of the lesson, students should be able to describe isotopes in terms of protons and neutrons and solve problems aligned to the MCAT Foundational Concept 4, Content Category 4E, Atomic Nucleus, Isotopes. More detail can be found at https://www.aamc.org/students/applyin....