Chemical Engineering Thermodynamics Consider the reaction, C + O₂ ⇋ CO₂ ;ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂? -94 kcal < -94 kcal + 94 kcal > 94 kcal -94 kcal < -94 kcal + 94 kcal > 94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Superheated vapour Saturated vapour Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Superheated vapour Saturated vapour ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics After throttling, gas temperature Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Harmonic Geometric Logarithmic Arithmetic Harmonic Geometric Logarithmic Arithmetic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is a state function? Specific volume Pressure Temperature Work Specific volume Pressure Temperature Work ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The most important application of distribution law is in Liquid extraction Drying Distillation Evaporation Liquid extraction Drying Distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
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