Chemical Engineering Thermodynamics Charles' law for gases states that PV/T = Constant V ∝ 1/T V ∝ 1/P V/T = Constant PV/T = Constant V ∝ 1/T V ∝ 1/P V/T = Constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c. 50 205 100 200 50 205 100 200 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The specific heat of saturated water vapour at 100°C is +ve ∞ -ve +ve ∞ -ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Equals 0.24 kcal/kmol °K Becomes zero Becomes infinity Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes zero Becomes infinity Equals 1 kcal/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, PV = nRT, is best obeyed by gases at None of these Low pressure & high temperature Low pressure & low temperature High pressure & low temperature None of these Low pressure & high temperature Low pressure & low temperature High pressure & low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 1.9398 3.389 1.572 4.238 1.9398 3.389 1.572 4.238 ANSWER DOWNLOAD EXAMIANS APP