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Molar and Specific Heat Capacity

The specific ...

Question

The specific heat of air at constant pressure is 1.005 kJ/kg-K and the specific heat of air at constant volume is 0.718 kJ/kg-K . Find the specific gas constant.

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Solution

$C_{p} = 1.005 k J / k g - k C_{v} = 0.718 k J / k g - k$
R =?
We know that,
$C_{p} = C_{v} + R R = C_{p} - C_{v} = 1.005 - 0.718 = 0.287 k J / k g - k$

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