Salma Ahmed
English Lit. GCSE Student
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LAB REPORT ON FINDING THE VALUE OF x IN CuSO4.xH2O
- Words:
- 321
- Submitted:
- Mon Oct 19 2009
- Mark submitted by Author:
Have a little read: ... LAB REPORT ON FINDING THE VALUE OF x IN CuSO4.xH2O NAME: Ismaila Neill Materials and apparatus Evaporating dish Bunsen burner Electronic balance Safety goggles Hydrated copper (??) sulphate Tri-pod stand Wire gauze Metal tongs Spatula Method * Clean evaporating dish is placed on electronic balance and mass is noted * 3-4 spatula measures of Copper sulphate are put in the evaporating dish, mass of copper sulphate along with the mass of evaporating dish is then noted * Using Bunsen burner heat evaporating dish with Copper sulphate until powder turns white-greyish green but not brown or black then allow to cool. * Weigh the mass of the evaporating dish plus anhydrous salt * Record the mass of anhydrous salt remaining * Record the mass of water lost from the anhydrous salt * Find the formula. How to find formula I.e. A sample of hydrated copper (II) sulphate (CuSO4.xH2O) weighing 0.869g was heated to constant mass and the residue weighed 0.556g. 0.556g is constant mass for CuSO4, then the mole of
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