PHY..............

👨🏻‍🏫 學術台化學

怡文

2006-12-25 9:52 pm

Clculate the energy needed to raise the temperature of some meat from 5'C to 40'C . The heat capacity of the meat is 2100 J'C-1 .

回答 (2)

Carmen

2006-12-25 9:57 pm

✔ 最佳答案

By E = CΔT
E = 2100 (40-5)
= 73500 J
(=73.5 kJ)

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those

2006-12-25 9:56 pm

energy needed
=C(T2-T1)
=2100x(40-5)
=73500J

Note that the question is given the heat capacity of meat, but not specific heat capacity

參考: me

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