Calculate freeze 62.9 g of iron at 1535oC
Hf (J/g)=257
1 answer:
Answer:
<u>-16200J</u>
Explanation:
(257J/g)(62.9g)
eliminate the variables
u get 16165.3
go to 3 significant digits
u get 16200
and since it is freezing we are taking out energy so it would be
-16200J
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