Measurement and Uncertainties Lab

IB Chemistry 2012-2013

Choose the Following

• 3 Different Sized Beakers• 3 Different Sized Erlenmeyer flasks• 2 Different Sized Volumetric Flask• 3 Different Sized Graduated Cylinders• The different scales at the back of the room• A Buret

For Each

• Name the Uncertainty• Sig Figs• Unit

Answer the following

• How consistent are the balances? Does it matter where in the room the balance is placed?

• How would you check to see that the thermometers are reading correctly at 0C and 100C

• What is the average amount of water lost to the sides of the container when transferring from a graduated cylinder to beaker? Does the size of the g.c. matter?

• Is the buret accurate?