How much heat (in J) is needed to raise the temperature of of water by ? (specific heat of water )
Answer and explanation
Correct answer: C. 84000
- Step 1: Identify the thermodynamic quantities: mass of water , specific heat capacity , and temperature rise .
- Step 2: Apply the sensible heat formula: .
- Step 3: Compute the required thermal energy: .
Answer
84000.
Why not the others: 168000, 20 and 42000 do not fit.
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