brianna8649 brianna8649

09-11-2022
Chemistry

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Edit 0 3. Predict When Mendeleev developed the periodic table, the element gallium had not yet been discovered. Without looking at the periodic table on this page, examine the elements surrounding gallium in the diagram below, and predict the atomic number and atomic mass for this element. How does your prediction match the actual atomic number and atomic mass for gallium on the periodic table? NOTEBOOK

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