Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? > -94 kcal -94 kcal < - 94 kcal Zero > -94 kcal -94 kcal < - 94 kcal Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ? Condenser Refrigerator Compressor Expansion valve Condenser Refrigerator Compressor Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The standard state of a gas (at a given temperature) is the state in which fugacity is equal to Unity Activity Both A & B Neither A nor B Unity Activity Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics An isolated system can exchange __________ with its surroundings. Both matter and energy Energy Neither matter nor energy Matter Both matter and energy Energy Neither matter nor energy Matter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible process DW - dE = Tds Tds - dW + dE >0 Tds = dE + dW DE - dW = Tds DW - dE = Tds Tds - dW + dE >0 Tds = dE + dW DE - dW = Tds ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat pump Accomplishes only space heating in winter Works on Carnot cycle Accomplishes both A and B Accomplishes only space cooling in summer Accomplishes only space heating in winter Works on Carnot cycle Accomplishes both A and B Accomplishes only space cooling in summer ANSWER DOWNLOAD EXAMIANS APP
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