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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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got2pass got2pass
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3 months ago
Determine the number of protons and identify the correct symbol for an atom with 20 neutrons and 20 electrons.

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Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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JsimonJsimon
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