Thursday, January 22, 2015

A sample of gas is trapped in a sealed container, which has a movable lid. Moving the lid up or down will change the volume inside the container. You will use an attached manometer to measure the pressure inside the container.

Procedure:
1) Move the lid of the container up or down. Record the resulting volume and pressure inside the container.
2) Continue this process until data is obtained for at least six different volume and pressure combinations. Be sure to use a range of volume measurements to help you better compare the relationship of volume and pressure.

Data and Observations:


Conclusion:
After completing the lab, I observed that as the volume inside the container decreases, the pressure of gas increases. I also noticed that when the volume inside the container reached 60 mililiters, the pressure reached 60 kilopascals. I think there is a point at which volume can be decreased any further for this sealed container of gas because of compressibility. When enough pressure is applied to the container, the gas can be compressed to a smaller volume because of the spacing between the particles but if you add too much pressure, the volume will continue to decrease until it the container burst.

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