No hay calor perdido, hay calor ganado.
Q = 20 g . 1 cal / (g °C) (65 - 40) °C = 500 cal
Saludos Herminio
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Verified answer
No hay calor perdido, hay calor ganado.
Q = 20 g . 1 cal / (g °C) (65 - 40) °C = 500 cal
Saludos Herminio