Heat Q homework

  • #1
Heat "Q" homework

Homework Statement


A cup from copper with mass 0,1 kg, with the initial temperature 20 degrees centigrade is filled with 0,2 kg tea with temperature 70 degrees centigrade. Which is the final temperature after the tea and the cup reached the thermic balance?
c tea = 4180 J / kg * K
c Cu = 381,6 J / kg * K

Thanks a lot, 47Alexander.
 

Answers and Replies

  • #2
157
0


If the system is in thermal equilibrium then it's final temperature must be equal. Also the heat transferred into the cup must equal what?
 
  • #3


Nevermind, I solved it. Thanks anyway.
 

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