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Freezing Point Of Naphthalene
I. Purpose
To determine the freezing point of a known substance, naphthalene
II. Materials
ringstand gas source
test tube test tube clamps
thermometer naphthalene
Bunsen burner goggles
hose stopwatch
III. Procedure
1. Assemble the Bunsen burner, attaching one end of the hose to the
burner and the other to a gas source.
2. Assemble the ring stand so that a ring clamp is attached to the
stand holding the test tube that will be used in the experiment.
3. Fill the test tube to approximately 1/8 capacity with
naphthalene crystals.
4. Place the thermometer in the crystals so that it is surrounded
by th ....
Word count: 441 - Page count: 2
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