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Percent Composition of Water in Hydrates Lab

By Joseph Morsaw
Last updated over 2 years ago
13 Questions
1.

Take a picture of the crystals before heating.

2.

Take a picture of the crystals after heating.

3.

Take a picture of the crystals after heating with a squirt of water.

4.

Record mass of hydrate with units.

5.

Record mass of anhydrous salt by weighing the salt.

6.

Calculate water lost #4-#5

7.

Calculate Actual % yield = #6/#4 * 100.

8.

Calculate Molar mass of CuSO4.5H2O.

9.

Calculate theoretical yield of %H2O in CuSO4.5H2O

10.

Calculate theoretical yield of %Cu in CuSO4.5H2O.

11.

Calculate theoretical yield of %S in CuSO4.5H2O

12.

Calculate theoretical yield of %O in CuSO4.5H2O

13.

Calculate theoretical yield of %H in CuSO4.5H2O