Lesson Playlist: Atomic Numbers and Mass Numbers Chemistry • First Year of Secondary School
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04:28Reading Number of Electrons, Protons, and Neutrons from Atomic Number and Mass Number
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01:44Converting from the Mass Number and the Atomic Number to the Number of Neutrons
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01:15Determining the Number of Protons from the Atomic Number
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01:30Calculating the Atomic Number from an Algebraic Expression in Terms of the Mass Number and Deducing the Number of Neutrons
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02:08Reading Number of Electrons, Protons, and Neutrons from Atomic Number and Mass Number
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02:22Determining the Number of Electrons from the Atomic Number
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02:12Determining the Number of Nucleons in an Atom of Sodium Given the Mass Number
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01:12Determining the Atomic Number of Sulfur Given the Number of Protons in a Sulfur Atom
