Lab: Charles's Law Answers

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21
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Which is the best reason for choosing the beaker for heating the solution?

A
The beaker is the only container that can withstand high temperatures.
B
The beaker's wide mouth allows the thermometer to rest against the side.
C
The beaker will not tip over when placed on the hot plate.
D
The beaker is unbreakable.
24

Which is the best reason for choosing the beaker for heating the solution?

A
The beaker is the only container that can withstand high temperatures.
B
The beaker's wide mouth allows the thermometer to rest against the side.
C
The beaker will not tip over when placed on the hot plate.
D
The beaker is unbreakable.
26

Check all items below that you mentioned were missing.

A
a graph title, “Temperature vs. Volume”
B
a label for the vertical axis, “Volume (cm³)”
C
units for the horizontal axis
27

What might the student have done that caused this error? List all possible causes.

Answer:

Several factors could have caused error in the Charles's Law lab. The capillary tube might have been positioned too close to the bottom of the beaker, leading to uneven heating. The ruler could have shifted during measurements, resulting in inaccurate height readings. Water might have entered the capillary tube, changing the volume of the gas. Additionally, the system might not have been allowed to reach thermal equilibrium for the required 2-4 minutes before recording data.

30

Check all causes below that you mentioned.

A
The capillary tube was too close to the bottom of the beaker.
B
The ruler may have moved.
C
Water got into the capillary tube.
D
The temperature was not allowed to equilibrate in the 2-4 minutes.
31

pressurevolumetemperature.

A
pressure
B
volume
C
temperature

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