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 ) ? Both B and C ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 ΔV = 0 Both B and C ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 ΔV = 0 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Raoult's law is not applicable to the Both B & C Concentrated solutions Solutions containing non-volatile solute Solutes which dissociate or associate in the particular solution Both B & C Concentrated solutions Solutions containing non-volatile solute Solutes which dissociate or associate in the particular solution ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution with reasonably permanent pH is called a/an __________ solution. Buffer Non-ideal Ideal Colloidal Buffer Non-ideal Ideal Colloidal 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 Cm/s M/s Kmole/m².s.Pa Mole/m².s.Pa Cm/s M/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Cp/Cv for monoatomic gases is 1 1.99 1.44 1.66 1 1.99 1.44 1.66 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is 2263 2676 40732 540 2263 2676 40732 540 ANSWER DOWNLOAD EXAMIANS APP
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