Stoichiometry Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing ) ? ΔH = 0 Both B and C ΔV = 0 ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 Both B and C ΔV = 0 ΔH = 1 (+ ve)and Δ V = -ve ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assuming that CO₂ obeys perfect gas law, calculate the density of CO₂ (in kg/m³) at 263°C and 2 atm. 2 1 4 3 2 1 4 3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The total number of atoms in 8.5 gm of NH₃ is __________ x 1023. 3.01 1.204 6.02 9.03 3.01 1.204 6.02 9.03 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In physical adsorption, as compared to chemisorption, the Quantity adsorbed per unit mass is higher Heat of adsorption is very large Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction Quantity adsorbed per unit mass is higher Heat of adsorption is very large Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction 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? (p +a/v²) RT (V - b) 1/RT (p +a/v²) RT (V - b) 1/RT ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in the temperature of pure (distilled) water, its POH decreases and pH increases POH and pH both 4ecreases PH and pOH both increases PH decreases and pOH increases POH decreases and pH increases POH and pH both 4ecreases PH and pOH both increases PH decreases and pOH increases ANSWER DOWNLOAD EXAMIANS APP
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