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Would an error be introduced into the experiment if the room temperature should

ID: 1557397 • Letter: W

Question

Would an error be introduced into the experiment if the room temperature should change? Explain. Does Boyle's law hold accurately at very-high and very-low temperatures or pressures? Explain. In the volume measurements you added 1.0 mL to the leading on the syringe to take into account the volume of air trapped inside the plastic tubing. There is 5.0 cm of plastic tubing connecting the to the pressure and another cm of plastic tubing inside the pressure. All this tubing has a 1/8 inch inside diameter. Calculate the volume of air trapped inside the tubing and verify that it is 1.0 mL.

Explanation / Answer

1)error will be introduced as gasses expand with temperature and any variation in temperature will lead to change in volume .

2)Real gases behave like perfect gases at high temperatures and low pressures .hence boyles law applies.

3) plastic tubing length = (8+5 ) cm = 13cm

dia= 1/8 inch = 2.54/8 cm = 0.3175 cm

radius=0.15875

so volume = pi*r2*h= 3.14*0.158752*13=1.0292 cm3 = 1mL

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