1. Collect all the apparatus needed as indicated from the apparatus 

2. Set up the experiment by following the diagram. 

3. Pour 10cm3 of hydrochloric acid using a measuring cylinder. 

4. Pour the hydrochloric acid into a beaker and measure its 
temperature for two minutes by using a thermometer. 

5. Pour 10cm3 of sodium hydroxide using a measuring cylinder. 

6. Pour the sodium hydroxide into a beaker and measure its temperature 
by using a thermometer. 

7. Pour both hydrochloric acid and sodium hydroxide into the polythene 

8. Stick in a thermometer to measure its temperature for two minutes 
by using a stopwatch. 

9. Collect the evidence and record it in a neat table. 

10.Do this procedure each time. 

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