How much energy would it take to heat a section of the copper tubing that weighs about 630.0 g, from 13.12 ∘C to 27.91 ∘C? Copper has a specific heat of 0.3850 (J/g) ⋅∘C.

Express your answer to four significant figures.

Question

22 January, 07:02

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Answers (2)

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Brooklynn Singleton · Answer 1

Q=mcdeltaT

q=630*0.385 (J/g) ⋅∘C.*14.79

q=3587.3145 J

Lillian Little · Answer 2

Q = mC (θ₂ - θ₁)

Q = 630g * 0.385 J/g°C * (27.91 - 13.12) °C

Q = 3587.3145 J

Q ≈ 3587 J to 4 significant figures.

How much energy would it take to heat a section of the copper tubing that weighs about 630.0 g, from 13.12 ∘C to 27.91 ∘C? Copper has a specific heat of 0.3850 (J/g) ⋅∘C.Express your answer to four significant figures.