State the possible errors in Part B of the experiment
Overheating - Loss of vapour through the hole
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5
What is the unit for molar mass
g mol-1
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The height of gas column when the Charles law apparatus was immersed in tap water is 2.6 cm. Would the height of air column increase or decrease if the apparatus is immersed in ice+ water
Decrease
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5
When does the temperature of the water in beaker have to be recorded?
Temp is recorded immediately when all the liquid in the conical flask are vaporised after portable burner is closed
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5
Define Charles' Law
States that the volume of a fixed amount of gas is directly proportional to the absolute temperature at constant pressure
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5
Derive the formula that relates the mass and molar mass by using the ideal gas equation
Mr = mRT/PV
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eraser
Reset score!
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magnet
Take 25 points!
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shark
Other team loses 20 points!
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thief
Give points!
5
10
15
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25
5
What is this?
Charles' Law Apparatus
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lifesaver
Give 25 points!
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seesaw
Swap points!
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rocket
Go to first place!
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banana
Go to last place!
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5
Why do you need to prick a tiny hole in the middle of the aluminium foil?
to avoid explotion, to ensure internal pressure equal to external pressure for condensation process c
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5
Based on the graph, state the relationship between volume of the gas, V and absolute temperature, T(K)
Volume is directly proportional to the temperature