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A hot iron horseshoe ( mass = 0.40kg ) is dropped into 0.00135 m3 of water...

A hot iron horseshoe ( mass = 0.40kg ) is dropped into 0.00135 m3 of water in a .930kg iron pot initially at 20.0 0C. If the final equilibrium temperature is 25.0 0C. What was the initial temperature of the hot horseshoe? ( specific heat of iron = 0.11kcal/kg 0C or 450J/kg 0C
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