Friday, January 10, 2014

% Composition of Hydrates Lab

Unheated mass:
A- Copper II Sulfate: 2.10g
B- Calcium Chloride: 2.17g
C- Sodium Sulfate: 2.24g

Test tube mass: 5.21g

While heating...
Copper II Sulfate: Changed from light blue powder to dark blue from the water, then to grey powder as it dried.
Calcium Chloride: no change
Sodium Sulfate: sizzled, then dried up

Results:
Copper II Sulfate: 1.57g
Calcium Chloride: 1.83g
Sodium Sulfate: 1.49g



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