Subject: Why did Mendeleev list atomic weights instead of atomic numbers?
Date: Tue Mar 10 23:33:29 2009
Posted by Elizabeth
Grade level: 7-9
School: Willoughby girls
City: sydney State/Province: nsw
Country: Australia
Area of science: Chemistry
ID: 1236753209.Ch
Message:
Becuase i am interested am i am learning about it
Re: Why did Mendeleev list atomic weights instead of atomic numbers?
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