How many calories are absorbed by a copper spoon with a mass of 200 grams as it changes from 28C to 33C?

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1007301

2026-03-21 02:25

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To calculate the calories absorbed by the copper spoon, we can use the formula ( Q = mc\Delta T ), where ( Q ) is the heat absorbed, ( m ) is the mass (200 grams), ( c ) is the specific heat capacity of copper (approximately 0.385 J/g°C), and ( \Delta T ) is the change in temperature (5°C). First, convert the specific heat capacity to calories (1 cal = 4.184 J), which gives about 0.092 cal/g°C for copper. Therefore, the calories absorbed would be ( Q = 200 , \text{g} \times 0.092 , \text{cal/g°C} \times 5 , \text{°C} = 92 , \text{cal} ).

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