Lynch Ross
07/14/2023 · Elementary School
(1 punto) Una hielera contiene una sustancia sólida en su interior a \( -5^{\circ} \mathrm{C} \). Luego de una hora bajo el sol, istancia absorbió 45 Kcal cambiando completamente de estado. Si durante el cambio de estado mperatura se mantuvo en \( -2^{\circ} \mathrm{C} \), calcule el calor especifico de la sustancia (en cal \( / \mathrm{g}^{\circ} \mathrm{C} \) ). Datos: \( \mathrm{Cf}=40 \mathrm{Kcal} / 1 \) asa de la sustancia \( =1 \mathrm{Kg} \). Respuesta:
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El calor específico de la sustancia es aproximadamente \( 1.67 \, \text{cal/g}^{\circ} \mathrm{C} \).
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