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kondor19780726 [428]
3 years ago
15

Calculate the heat energy needed to change the temperature of 2 kg of copper from 10°C to 110°C.

Physics
2 answers:
Stells [14]3 years ago
8 0

Answer:

77000 J

Explanation:

Formula for the heat energy is;

Q = m•c•Δt

We are given;

mass; m = 2 kg

Change in temperature; Δt = 110 - 10 = 100 °C

From online values, specific heat capacity of copper is; c = 385 J/kg.°C

Thus;

Q = 2 × 100 × 385

Q = 77000 J

velikii [3]3 years ago
3 0

Answer:

heat = 20 Kcal

Explanation:

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