Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then approaches Zero Unity Infinity That of the heat of reaction Zero Unity Infinity That of the heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy Decreases in all spontaneous (or irreversible) processes All of these Remains unchanged in reversible processes carried at constant temperature and pressure Change during a spontaneous process has a negative value Decreases in all spontaneous (or irreversible) processes All of these Remains unchanged in reversible processes carried at constant temperature and pressure Change during a spontaneous process has a negative value ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 2 3 1 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is 300(33/7) 300(35/7) 300(33/5) 300(32/7) 300(33/7) 300(35/7) 300(33/5) 300(32/7) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc? 2HI ⇋ H₂ + I₂ N₂O₄ ⇋ 2NO₂ None of these 2SO₂ + O₂ ⇋ 2SO₃ 2HI ⇋ H₂ + I₂ N₂O₄ ⇋ 2NO₂ None of these 2SO₂ + O₂ ⇋ 2SO₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy. Less than Equal to Either B or C; depends on the type of alloy More than Less than Equal to Either B or C; depends on the type of alloy More than ANSWER DOWNLOAD EXAMIANS APP