Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 4 43832 √2 43834 4 43832 √2 43834 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Measures the depression in freezing point Is a function of the liquid phase composition Measures the elevation in boiling point Is not dependent on the temperature Measures the depression in freezing point Is a function of the liquid phase composition Measures the elevation in boiling point Is not dependent on the temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m³ . The diffusivity of aniline in air is 0.74xl0-5m²/s.The numerical value of mass transfer co-efficient is 7.4 x 10-3. Its units are Kmole/m².s.Pa Mole/m².s.Pa M/s Cm/s Kmole/m².s.Pa Mole/m².s.Pa M/s Cm/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Internal energy of a substance comprises of the __________ energy. Vibrational All of these Rotational Translational Vibrational All of these Rotational Translational ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following ratios defines the recycle ratio in a chemical process? Recycle stream/gross feed stream Recycle stream/fresh feed stream Gross feed stream/recycle feed stream None of these Recycle stream/gross feed stream Recycle stream/fresh feed stream Gross feed stream/recycle feed stream None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is (C₂H₄)2H₂.OH C₄H9OH C2H33OH C₃H21OH (C₂H₄)2H₂.OH C₄H9OH C2H33OH C₃H21OH ANSWER DOWNLOAD EXAMIANS APP
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