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Author Question: A 400-g piece of metal at 100C is dropped into a cup containing 450 g of water at 15.0C. The final ... (Read 50 times)

dalyningkenk

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on: Jul 29, 2018
A 400-g piece of metal at 100C is dropped into a cup containing 450 g of water at 15.0C. The final temperature of the system is 40.0C.
 
  What is the specific heat of the metal, assuming no heat is exchanged with the surroundings or the cup?
  A)
 
  1960 J/(kgK)
  B)
 
  2830 J/(kgK)
  C)
 
  3420 J/(kgK)
  D)
 
  3780 J/(kgK)
  E)
 
  4280 J/(kgK)

Question 2

The fatter a given length of wire, the higher its resistance.
 
  Indicate whether the statement is true or false


meltdown117

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Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

FALSE


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