Chemical Engineering Thermodynamics Reduced pressure of a gas is the ratio of its Pseudocritical pressure to pressure Pressure to critical pressure Critical pressure to pressure Pressure to pseudocritical pressure Pseudocritical pressure to pressure Pressure to critical pressure Critical pressure to pressure Pressure to pseudocritical pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is May be positive or negative Positive Negative Zero May be positive or negative Positive Negative Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is Virial equation of state? (p + a/V²)(V - b) = nRT PV = A + B/V + C/V² + D/V³ + … PV = nRT None of these (p + a/V²)(V - b) = nRT PV = A + B/V + C/V² + D/V³ + … PV = nRT None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor of a gas is Not a function of its temperature Not a function of its nature Unity, if it follows PV = nRT Not a function of its pressure Not a function of its temperature Not a function of its nature Unity, if it follows PV = nRT Not a function of its pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas. Half Less than More than Same as Half Less than More than Same as ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not affected by temperature changes? Activity co-efficient None of these Free energy Fugacity Activity co-efficient None of these Free energy Fugacity ANSWER DOWNLOAD EXAMIANS APP