pH, pOH, [H+] and [OH-]

This page is a drill and practice exercise in basic pH calculations. When you press "New Problem" a value will appear in one of the windows. You must properly fill in the other three windows. Pressing "Check Answer" does so and returns the result in the second table. If you get a problem incorrect, you should retry it until it is correct. Use the "e" notation to enter numbers in scientific notation:



pH pOH [H+] [OH-]

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 ( at California State University, Dominguez Hills.

Please direct any questions about this site to Please send comments or suggestions to

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

This page has been accessed 116090 times since 9/1 /98 .

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