Investigating Specific Heat Capacity
Aim: To determine the specific heat capacity of water and aluminium by measuring the energy required to raise the temperature of a known mass.
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Stopwatch
Power Supply
Results Table
| Time (s) | Temp (°C) | V (V) | I (A) | Energy supplied (J) | ✓/✗ |
|---|
Analysis
Calculate the specific heat capacity using your data. Enter your value (J/kg°C):
What is the percentage difference between your value and the accepted value? (Water = 4200 J/kg°C, Aluminium = 900 J/kg°C)
Suggest one reason why your calculated value may differ from the accepted value.