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Por medio de un intercambiador de calor de doble tubo, se calientan 5448 kg/h de benceno de 16C a 43C. El medio de calentamiento es

Por medio de un intercambiador de calor de doble tubo, se calientan 5448 kg/h de benceno de 16C a 43C. El medio de calentamiento es tolueno caliente que est a 79C. El intercambiador consta de 2 tubos de acero de dimetro exterior de 60.325 mm y 42.164 mm, respectivamente. El dimetro interno de la cmara de aire es de 35.052 mm. Datos Benceno: CP= 1757 J/kg x C h= 1987 W/M2x C Tolueno: CP=1883 J/kg x C h= 1789 W/M2x C Acero k= 45 W/mx C

Seleccione una:

a.4510 k/h

b.2600 k/h

c.2178 k/h

d.3506 k/h

e.Ninguna de las anteriores

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