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Una oblea de 31,1 g de oro puro inicialmente a 69,3 C se sumerge en 64,2 g de agua a 27,8 C en un recipiente

Una oblea de 31,1 g de oro puro inicialmente a 69,3 C se sumerge en 64,2 g de agua a 27,8 C en un recipiente aislado. Cul es la temperatura final de ambas sustancias en equilibrio trmico? la capacidad calorfica especfica del oro es de 0,128 J por gC

Seleccione uno:

una. 28,5C

b. 48,6C

C. 36,1C

d. 35,0C

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