How To Calculate The Number of Protons, Neutrons, and Electrons - Chemistry

This chemistry video tutorial explains how to calculate the number of protons, neutrons, and electrons in an atom or in an ion. It also explains the difference between atomic number, mass number, and the average atomic mass for the isotopes of the elements in the periodic table. This tutorial contains plenty of examples and practice problems.

Full-Length Math & Science Videos:

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Chemistry - Basic Introduction:

Significant Figures Review:

Unit Conversion Problems:

Pure Substances & Mixtures:

Physical and Chemical Changes:

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Atoms - Basic Introduction:

Cations and Anions Explained:

Diatomic Elements & Molecules:

Elements, Atoms, & Molecules:

Protons, Neutrons, & Electrons:

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Average Atomic Mass:

What Are Isotopes?

Percent Abundance of Isotopes:

Ionic and Covalent Bonding:

Naming Molecular Compounds:

Writing Formulas - Ionic Compounds:

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Final Exams and Video Playlists:

Protons, Neutrons, & Electrons - Formula Sheet:

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