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A real gas behaves like an ideal gas if its (a) pressure and temperature are both high (b) pressure and temperature are both low (c) pressure is high and temperature is low (d) pressure is low and temperature is high |
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Answer» Correct Answer is: (d) pressure is low and temperature is high At low pressures, the number of molecules per unit volume decreases, so that the “point mass” approximation holds. Also, at high temperatures, the average speeds increase. |
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