OC02a: Separate mixtures using filtration
OC02b: Separate mixtures using evaporation
OC02c: Separate mixtures using distillation
OC02d: Separate mixtures using paper chromatography
OC17: To grow crystals using aluminium or copper sulphate
OC19: Investigate the pH of a variety of materials using the pH scale
OC22a: Measure percentage of oxygen in air (Gas Syringes)
OC22a: Show that approximately one fifth of the air is oxygen (Bell Jar)
OC22b: To show that carbon dioxide is present in air
OC22c: To show that water vapour is present in air
OC24a: Prepare a sample of oxygen
OC24b: Examine the properties of oxygen
OC27a: Prepare a sample of carbon dioxide
OC27b: Examine the properties of carbon dioxide
OC30a: To show the presence of dissolved solids in water
OC30b: To test water samples for hardness
OC38: Titrate HCl against NaOH, and prepare sample of NaCl
OC46:To demonstrate that oxygen and water are necessary for rusting
OC51: Investigate the reaction between zinc and HCl, and test for hydrogen
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