Chemical Engineering Thermodynamics The activity of an ideal gas is numerically __________ its pressure. Data insufficient, can't be predicted Equal to Less than More than Data insufficient, can't be predicted Equal to Less than More than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal solution, the value of activity co-efficient is 1 > 1 < 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change During cooling of an ideal gas During heating of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change During cooling of an ideal gas During heating of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson co-efficient for a perfect gas is Positive None of these Zero Negative Positive None of these Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ 3 m³ ) is max imum, when the value of 'n' is 1.44 1 1.66 1.44 1 1.66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in An open system with changes in composition An open system of constant composition A closed system of constant composition A closed system with changes in composition An open system with changes in composition An open system of constant composition A closed system of constant composition A closed system with changes in composition ANSWER DOWNLOAD EXAMIANS APP