Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? > -94 kcal < - 94 kcal Zero -94 kcal > -94 kcal < - 94 kcal Zero -94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero None of thr listed here Volume Both of the listed here Enthalpy None of thr listed here Volume Both of the listed here Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 1m³ of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated container. If the specific heat capacity (at constant pressure) of the gas is 21 J/mole . K, the final temperature will be 154 K 274 K 35 K 174 K 154 K 274 K 35 K 174 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) √(6KT/m) √(2KT/m) 3KT/m √(3KT/m) √(6KT/m) √(2KT/m) 3KT/m √(3KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of formation of an element in its standard state is A function of pressure > 0 < 0 A function of pressure > 0 < 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Becomes zero Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes infinity Becomes zero Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes infinity ANSWER DOWNLOAD EXAMIANS APP