Stoichiometry At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature. Decreases Increases Remains unchanged Increases linearly Decreases Increases Remains unchanged Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in the solute concentration, the specific heat of aqueous solutions Either A or B; depends on the type of solution Increases Remains unchanged Decreases Either A or B; depends on the type of solution Increases Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With rise in temperature, the heat capacity of a substance Either A or B; depends on the substance Decreases Remains unchanged Increases Either A or B; depends on the substance Decreases Remains unchanged Increases 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 Mole/m².s.Pa M/s Cm/s Kmole/m².s.Pa Mole/m².s.Pa M/s Cm/s Kmole/m².s.Pa ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is insensitive to changes in pressure? Heat of fusion Melting point Both B & C Heat of vaporisation Heat of fusion Melting point Both B & C Heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm. 54 5.4 27 2.7 54 5.4 27 2.7 ANSWER DOWNLOAD EXAMIANS APP
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