Respostas

  • Usuário do Brainly
2014-06-09T20:00:26-03:00
M1 . c1 . Δt1 + m2 . c2 . Δt2 = 0
500 . 1 . (t - 60) + 200 . 0,5 . (t - 0) = 0
500 . (t - 60) + 100 . (t - 0) = 0
500t - 30000 + 100t = 0
500t + 100t = 30000
600t = 30000
t = 30000/600
t = 50°C