paulricar0 29/03/2014 Respotam = 1kg = 1000gc = 0,6Q = 12000To = -30Q = m.c.(T - To)12000 = 1000.0,6.(T - (-30)12000 = 600.(T + 30)12000 = 600T + 18000600T = 12000 - 18000600T = -6000T = -6000 /600T = -10ºC
paulricar0
Respota
m = 1kg = 1000g
c = 0,6
Q = 12000
To = -30
Q = m.c.(T - To)
12000 = 1000.0,6.(T - (-30)
12000 = 600.(T + 30)
12000 = 600T + 18000
600T = 12000 - 18000
600T = -6000
T = -6000 /600
T = -10ºC