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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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MannyD MannyD
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In the United States, the letter A identifies the main group elements and the letter B indicates the transition metal elements of the periodic table.
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Chemistry for Changing Times

Chemistry for Changing Times


Edition: 13th
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Chemistry for Changing Times, 13th Edition
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BarryOBarryO
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former. Smiling Face with Open Mouth

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