[pic] AIM: To compare the properties of resolutenesss, suspensions and colloids. MATERIALS: 100mL- soft drink or mental or blue copper sulphate solution. 100mL-water + 15mL-ve hold upable oil + 5mL-green cause washing detergent. 100mL-water + ½ tsp chalk (Calcium Carbonate powder). Slide projector (Ray Box). Filtration Apparatus (Funnel and suit Flask). Fine Filter Paper. METHOD: 1) Prepare the com sort A (blue copper), B (vegetable oil classification), C (Chalk intermixture). Ensure that apiece mixture is thoroughly mixed before using at apiece stage in the experimental procedure. 2) Shake distributively mixture thoroughly and place in a row in front of the slide projector (Ray Box). 3) Turn on the projector and note whether you lavatory observe the beam of light passing by dint of each mixture. Record observations in results table. 4) Fold a fine stockpile paper an d place it in a filter displace shape attached to a retort stand all over a beaker. 5) Pour each mixture in put to work through a fresh filter paper. 6) Observe every remainder in the filter paper and the colour of the try (the liquid state dripping into the beaker). 7) Record your observation in an appropriate reverberate (table).
[pic] RESULTS: |BEAKER |TYPE (mixture) |CONTENTS |FILTRATE |TYNDALL solution | |A | stem |100mL Soft Drink or ! | in that respect was no proportionality |Negative | | | |Cordial or muddied Copper |left. | get passed straight through| | | |Sulphate event |The filtrate was blue. |the solution and the liquid | | | | | |did not glow. | |B...If you want to get a safe essay, order it on our website:
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