Chemical Engineering Thermodynamics Water on heating from 1 to 4°C Has same volume May contract or expand Contracts Expands Has same volume May contract or expand Contracts Expands ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Both B and C Calculating absolute entropies of substances at different temperature Prediction of the extent of a chemical reaction Evaluating entropy changes of chemical reaction Both B and C Calculating absolute entropies of substances at different temperature Prediction of the extent of a chemical reaction Evaluating entropy changes of chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres. 224 448 Data insufficient; can't be computed 22.4 224 448 Data insufficient; can't be computed 22.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Linde gas liquefaction process employs cooling At constant pressure None of these By throttling By expansion in an engine At constant pressure None of these By throttling By expansion in an engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The compressibility factor of a gas is given by (where, V₁ = actual volume of the gas V₂ = gas volume predicted by ideal gas law ) V₁/V₂ V₁-V₂ V₁.V₂ V₂/V₁ V₁/V₂ V₁-V₂ V₁.V₂ V₂/V₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is Ax₂ Ax₁ A . x₂² Ax₁² Ax₂ Ax₁ A . x₂² Ax₁² ANSWER DOWNLOAD EXAMIANS APP