chemistry

a sheet of gold weighing 10.0g and at a temperature of 18.0 degrees c is placed flat on a sheet of iron weighing 20.0g and a tenp. of 55.6 degrees c. what is the final temp. of the combined metals? assume that no heat is lost to the surroundings.

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asked by Sade
  1. heat absorbed by gold + heat lost b Fe = 0
    [mass Au x specific heat Au x (Tfinal-Tintial)] + [mass Fe x specific heat Fe x (Tfinal-Tintial)] = 0
    Tfinal is the only unknown.

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