Stoichiometry Refluxing of part of the distillate in a fractionating column is a 'recycling operation', aimed primarily at Yield enhancement Heat conservation Product enrichment None of these Yield enhancement Heat conservation Product enrichment None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 2 litres of nitrogen at N.T.P. weighs __________ gms. 2.5 14 1.25 28 2.5 14 1.25 28 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Percentage saturation of a vapor bearing gas is always __________ the relative saturation. Equal to Smaller than Higher than Either A or B; depends on the system Equal to Smaller than Higher than Either A or B; depends on the system ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Under conditions of equal reduced pressure and equal reduced temperature, substances are said to be in the 'corresponding states'. At equal reduced conditions i.e., at the corresponding state, the __________ of different gases are nearly the same. Molecular weight Compressibility None of these Humidity Molecular weight Compressibility None of these Humidity ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A chemical process is said to occur under unsteady state, if the Inventory changes do not take place Flow rates & composition both are time dependent Ratio of streams entering/leaving are independent of time None of these Inventory changes do not take place Flow rates & composition both are time dependent Ratio of streams entering/leaving are independent of time None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At standard conditions, N₂ + 2O₂ ⇋ 2NO₂; ΔG° = 100 kJ/moleNO + ½O₂ ⇋ 2NO₂; ΔG° = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is 85 170 15 30 85 170 15 30 ANSWER DOWNLOAD EXAMIANS APP
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