Stoichiometry Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole. -23 92 -92 46 -23 92 -92 46 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of calorific value. 1 kcal/m³ = 0.1124 BTU/ft³ 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 BTU/lb = 2.3 kcal/kg 1 kcal/m³ = 0.1124 BTU/ft³ 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 BTU/lb = 2.3 kcal/kg ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction) >ΔH Δ H >ΔH Δ H ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the Absolute humidity at a given temperature Total pressure Neither A nor B Both A & B Absolute humidity at a given temperature Total pressure Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A bypass stream in a chemical process is useful, because it Increases the yield of products Improves the conversion None of these Facilitates better control of the process Increases the yield of products Improves the conversion None of these Facilitates better control of the process ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A butane isomerisation process produces 70 kmole/hr of pure isobutane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be 3 kmole/hr 6 kmole/hr 4 kmole/hr 5 kmole/hr 3 kmole/hr 6 kmole/hr 4 kmole/hr 5 kmole/hr ANSWER DOWNLOAD EXAMIANS APP
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