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

Record mass of hydrate with units.
Record mass of anhydrous salt by weighing the salt.
Calculate water lost #4-#5
Calculate Actual % yield = #6/#4 * 100.
Calculate Molar mass of CuSO4.5H2O.
Calculate theoretical yield of %H2O in CuSO4.5H2O
Calculate theoretical yield of %Cu in CuSO4.5H2O.
Calculate theoretical yield of %S in CuSO4.5H2O
Calculate theoretical yield of %O in CuSO4.5H2O
Calculate theoretical yield of %H in CuSO4.5H2O