Topic 3 - Trying out Lab equipment- Tech

      

- Task 1-  Trying out Lab equipment            Equipment: Weighing machine    Petri dish  Table sugar  Two 200ml beakers  Water in pouring container  A dropper  Spatula  Stopwatch    Thermometer  Sugar   Method  (what to do): Fill the beakers up to 100ml (cold water ) Measure the temperature of the water  (cold water) Take weighing machine and measure 10 grams of sugar   Set timer to zero and pour the sugar  in (cold sugar) Then start the timer and quickly mix   Once all the sugar as dissolved then stop timer   And check the timer and we the results                                                                                  Results :  Cold water - Time dissolved  1:32  - temp 22 degrees         Hot water - time dissolved 25 sec - temp 80 degrees