Elements, moles and masses

This page contains an array for 107 elements. When you press "Refresh" a problem is generated by filling two of the cells in the first table. Put the correct value in the empty cell and press "Check Ans." Results appear in the second table. You need a periodic table or list of elements and atomic weights to use this page.

Atomic# moles mass

Results Total Done Total Correct


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Drill and Practice Problems
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Chemistry 145
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Chemistry 146


These problems are provided courtesy of Prof. George Wiger (gwiger@chemistry.csudh.edu) at California State University, Dominguez Hills.

Please direct any questions about this site to Please send comments or suggestions to svanbram@science.widener.edu

Scott Van Bramer
Department of Chemistry
Widener University
Chester, PA 19013

This page has been accessed times since 9/1 /98 .

Last Updated: Tuesday, September 01, 1998 11:12:46 AM