heat lost by iron equals heat gained by ice
heat = 0.11 * 120 * 90 = ?
look up "heat of fusion" for H2O ... divide into ?
A 120-g chunk of 90 ∘C iron is dropped into a cavity in a very large block of ice at 0∘C. What is the mass of ice that melts. (The specific heat capacity of iron is 0.11 cal/g⋅∘C.).
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