Very Tough

Can someone answer this very tough question?
1. Why a 0.1 kg aluminum pan cools faster than 0.1 kg of cooked apples when both are removed from the same oven at the same time?
2. Two common refrigerants are freon and ammonia. Water has a higher specific heat capacity than either of these materials. Why, then, is water not used as a refrigerant?
1. some materials absorb and lose thermal energy faster than others do
Most Difficult Super Mario Mod Ever Pt. 1
January 24th, 2008 in
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