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Unknown Hydrate Nunber: CuSO4.5H2O
Mass of test tube and hydrate, grams: 17.53g
Mass of empty test tube, grams: 15.81g
Mass of unknown hydrate, grams: 1.72g
Mass of test tube and anhydrous hydrate (after heating), g: 17.05
Mass of empty test tube, grams: 15.81g
Mass of anhydrous hydrate, grams: 1.24g
Mass of water lost, grams: 0.48
Questions:
1. From your experimental data, what is the percentage of water in your hydrate? Show work.
2. What is your percent error?
Experimental value-theoretical value
——————————————-X100
Theoretical value
3. Why is important to heat the hydrate throughly?
Expert Answer
Answer
