How much heat (in J) is needed to raise the temperature of of water by ? (specific heat of water )
Answer and explanation
Correct answer: D. 168000
- Step 1: The thermal energy required to elevate the temperature of a mass without phase change is calculated using .
- Step 2: Substitute mass , specific heat capacity of water , and : .
- Step 3: Multiplying the factors gives .
Answer
168000.
Why not the others: 40, 336000 and 84000 do not fit.
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