The Combined Gas Law

The combined gas law deals with gas systems where the quantity of the gas is kept constant. It permits the treatment of "changes of state where five of the remaining six possible variables are given. When you press "New Problem", all but one of the cells will fill. The cursor will be in the empty cell. Calculate the missing quantity, paying close attention to all of the dimensions, enter it in the cell and press "Check Answer". Results appear in the second table where running totals are also kept. If you get a problem wrong, you should redo it.
State 1
P1 V1 T1
State 2
P2 V2 T2
Results Total Done Total Correct

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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

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