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Words: 930 | Submitted: Fri Nov 30 2007
... it and put it in hot water with the thermometer. 3) Measure the temperature of molten wax and start your stopwatch. 4) Record the temperature at suitable time intervals till all the wax solidifies completely. 5) Present your results suitably and interpret these in terms of the concepts you've learned so far. OBSERVATIONS: Amount of water (ml) Initial Temperature (Trial 1) (șC) Initial Temperature (Trial 2) (șC) Water Temperature (șC) Time intervals (s) Temperature (Trial 1) (șC) Temperature (Trial 2) (șC) 200 24șC 38șC 26șC 0 - 10 58.0 65.0 200 - - - 10 - 20 56.5 62.5 200 - - - 20 - 30 55.0 61.0 200 - - - 30 - 40 54.0 59.5 200 - - - 40 - 50 53.0 58.0 200 - - - 50 - 60 52.5 57.0 200 - - - 60 - 70 52.0 56.0 200 - - - 70 - 80 51.5 55.0 200 - - - 80 - 90 51.0 54.0 200 - - - 90 - 100 51.0 53.5 200 - - - 110 - 120 51.0 53.0 200 - - - 120 - 130 51.0 53.0 200 - - - 130 - 140 50.5 51.5 200 - - - 140 - 150 50.0 51.5 200 - - - 150 - 160 50.0 51.5 200 - - - 160 - 170 49.5 51.5 200 - - - 170 - 180 49.5 51.5 200 - - - 180 - 190 49.0 51.5 200 - - - 190 - 200 49.0 51.0 200 - - - 200 - 210 48.5 51.0 200 - - - 210 - 220 48.0 50.5 200 - - - 220 - 230 48.0 50.5 200 - - - 240 - 250 48.0 50.5 QUALITATIVE OBSERVATIONS: As the wax started to melt at 48.0șC and 40.0șC respectively, it started to go clear gradually, until it melted completely at 62.5șC and 63.0șC respectively at which point, it was completely transparent. As ...
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