Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy Increase in enthalpy corresponding to absorption of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If atmospheric temperature and dew point are nearly equal, then the relative humidity is 50% Almost 100% Unpredictable Zero 50% Almost 100% Unpredictable Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are 1 3 2 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity is most helpful in Representing actual behaviour of ideal gases Representing actual behaviour of real gases The study of chemical equilibria involving gases at atmospheric pressure None of these Representing actual behaviour of ideal gases Representing actual behaviour of real gases The study of chemical equilibria involving gases at atmospheric pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is None of these Zero Positive Negative None of these Zero Positive Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics First law of thermodynamics is mathematically stated as dQ = dE + dW dW = dQ + dE dQ = dE - dW dE = dQ + dW dQ = dE + dW dW = dQ + dE dQ = dE - dW dE = dQ + dW ANSWER DOWNLOAD EXAMIANS APP
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