Stoichiometry Equal masses of CH₄ and H₂ are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is 1/9 5/9 1/2 8/9 1/9 5/9 1/2 8/9 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 30 85 15 170 30 85 15 170 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One of the specific gravity scales is "Brix" (used speicifically for sugar solution). It is defined as Brix = 200 (G-1) None of these Brix = (400/G) - 400 Brix = 145 - (145/G) Brix = 200 (G-1) None of these Brix = (400/G) - 400 Brix = 145 - (145/G) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A liquid is in equilibrium with its vapor at its boiling point. On an average, the molecules in the liquid and gaseous phases have equal Intermolecular forces of attraction Kinetic energy Potential energy Total energy Intermolecular forces of attraction Kinetic energy Potential energy Total energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface. This statement pertaining to the solubility of gases in liquid is the __________ law. Henry's Raoult's None of these Amgat's Henry's Raoult's None of these Amgat's 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. The rate of evaporation of aniline is 2.97 x 10⁻⁴. Its units are Mole/cm². s Mole/m² . s Kmole/m² . s Mole/s Mole/cm². s Mole/m² . s Kmole/m² . s Mole/s ANSWER DOWNLOAD EXAMIANS APP
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