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Experiment A1
Mass and Volume Measurement

Weighting carbon powder

Weighing carbon powder.

In this experiment, you will learn how to calibrate and use your general pan balance. You will learn the technique of weighing by difference and determine the density of water. Finally, you will calibrate a volumetric pipette using mass and density.

Equipment List Chemical List
pan balance (calibrated)
two vials and lids
50-mL graduated cylinder
5-mL volumetric pipette
pipette filler bulb
solution dropper
alcohol thermometer
150-mL beaker (for tap water)
pencil or pen *
flat surface *
carbon powder
tin powder
tap water *
soapy water for cleaning *

* Not included in the kit; must be provided by the student at home.

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