Stoichiometry The heat of vaporisation __________ with increase in pressure. Becomes zero at critical pressure Both B and C Decreases Increases Becomes zero at critical pressure Both B and C Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately 20 17 25 34 20 17 25 34 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C. 2.42 1.987 1 4.97 2.42 1.987 1 4.97 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat of adsorption of a gas caused by Van der Walls forces of attraction and capillarity is equal to the heat of Normal condensation Sum of A and B Wetting Difference of A and B Normal condensation Sum of A and B Wetting Difference of A and B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces? RT 1/RT (V - b) (p +a/v²) RT 1/RT (V - b) (p +a/v²) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How much O₂ can be obtained from 90 kg of water? 80 kg 64 kg 32 kg 90 kg 80 kg 64 kg 32 kg 90 kg ANSWER DOWNLOAD EXAMIANS APP
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