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Nookie1986 [14]
3 years ago
8

Calculate freeze 62.9 g of iron at 1535oC Hf (J/g)=257

Chemistry
1 answer:
Inessa [10]3 years ago
4 0

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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Explanation:

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