Respostas

2014-05-07T16:31:53-03:00
Fórmula: Q = m.c.ΔT
Q = -648
m= 200
c= 0,114
Tfinal = ?
Tinicial= 10

-648=200.0,114.(Tf-10)
-648= 22,8 . (Tf-10)
-648= 22,8TF - 228
22,8TF = -228 + 648
22,8TF= 420

Tf= 420\22,8
Tf= 18,4 ≈

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