1. Calcule uma quantidade de calorias por 400 g de cobre (c 0,093 cal / g. "C) quando sua temperatura variar de 20 C para 300 * C de
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Quando o material varia a temperatura, ele sofre um calor sensível.
![\textrm{F\'ormula:}\\
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Q = m \cdot c \cdot \Delta \theta\\
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Q = \textrm{Quantidade de calor}\\
m = \textrm{massa do material}\\
c = \textrm{calor espec\'ifico}\\
\Delta \theta = \textrm{varia\c{c}\~ao da temperatura} \textrm{F\'ormula:}\\
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Q = m \cdot c \cdot \Delta \theta\\
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Q = \textrm{Quantidade de calor}\\
m = \textrm{massa do material}\\
c = \textrm{calor espec\'ifico}\\
\Delta \theta = \textrm{varia\c{c}\~ao da temperatura}](https://tex.z-dn.net/?f=%5Ctextrm%7BF%5C%27ormula%3A%7D%5C%5C%0A%5C%5C%0AQ+%3D+m+%5Ccdot+c+%5Ccdot+%5CDelta+%5Ctheta%5C%5C%0A%5C%5C%0AQ+%3D+%5Ctextrm%7BQuantidade+de+calor%7D%5C%5C%0Am+%3D+%5Ctextrm%7Bmassa+do+material%7D%5C%5C%0Ac+%3D+%5Ctextrm%7Bcalor+espec%5C%27ifico%7D%5C%5C%0A%5CDelta+%5Ctheta+%3D+%5Ctextrm%7Bvaria%5Cc%7Bc%7D%5C%7Eao+da+temperatura%7D)
![\textrm{Dados:}\\
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m = 400g\\
c = 0,093\ cal/g\°C\\
\Delta \theta = ?\\
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\Delta \theta = t_{f} - t_{i}\\
\Delta \theta = 300 - 20\\
\Delta \theta = 280\°C \textrm{Dados:}\\
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m = 400g\\
c = 0,093\ cal/g\°C\\
\Delta \theta = ?\\
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\Delta \theta = t_{f} - t_{i}\\
\Delta \theta = 300 - 20\\
\Delta \theta = 280\°C](https://tex.z-dn.net/?f=%5Ctextrm%7BDados%3A%7D%5C%5C%0A%5C%5C%0Am+%3D+400g%5C%5C%0Ac+%3D+0%2C093%5C+cal%2Fg%5C%C2%B0C%5C%5C%0A%5CDelta+%5Ctheta+%3D+%3F%5C%5C%0A%5C%5C%0A%5CDelta+%5Ctheta+%3D+t_%7Bf%7D+-+t_%7Bi%7D%5C%5C%0A%5CDelta+%5Ctheta+%3D+300+-+20%5C%5C%0A%5CDelta+%5Ctheta+%3D+280%5C%C2%B0C)
![Q = m \cdot c \cdot \Delta \theta\\
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Q = 400 \cdot 0,093 \cdot 280\\
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Q = 37,2 \cdot 280\\
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\boxed{\boxed{Q = 10.416C}} Q = m \cdot c \cdot \Delta \theta\\
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Q = 400 \cdot 0,093 \cdot 280\\
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Q = 37,2 \cdot 280\\
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\boxed{\boxed{Q = 10.416C}}](https://tex.z-dn.net/?f=Q+%3D+m+%5Ccdot+c+%5Ccdot+%5CDelta+%5Ctheta%5C%5C%0A%5C%5C%0AQ+%3D+400+%5Ccdot+0%2C093+%5Ccdot+280%5C%5C%0A%5C%5C%0AQ+%3D+37%2C2+%5Ccdot+280%5C%5C%0A%5C%5C%0A%5Cboxed%7B%5Cboxed%7BQ+%3D+10.416C%7D%7D+)
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