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A 0.450 kg iron horseshoe that is initially at 510°C is dropped into a bucket containing...

A 0.450 kg iron horseshoe that is initially at 510°C is dropped into a bucket containing 21.9 kg of water at 22.2°C. What is the final equilibrium temperature (in °C)? Neglect any heat transfer to or from the surroundings. Do not enter units.

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