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The value of specific heat for copper is 390 J/kg⋅C∘, for aluminun is 900 J/kg⋅C∘, and...

The value of specific heat for copper is 390 J/kg⋅C∘, for aluminun is 900 J/kg⋅C∘, and for water is 4186 J/kg⋅C∘ What will be the equilibrium temperature when a 215 g block of copper at 245 ∘C is placed in a 155 g aluminum calorimeter cup containing 875 g of water at 12.0 ∘C?

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