Stoichiometry What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20)? AB₂ A₂B₃ A₂B AB₃ AB₂ A₂B₃ A₂B AB₃ 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
Stoichiometry In osmosis through a semi-permeable membrane, diffusion of the Solute takes place Solvent is from low concentration to high concentration region Solvent is from high concentration to low concentration region None of these Solute takes place Solvent is from low concentration to high concentration region Solvent is from high concentration to low concentration region None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An azeotropic solution of two liquids has boiling point lower than either of them, when it Is saturated Shows positive deviation from Raoult's law Shows negative deviation from Raoult's law Is unsaturated Is saturated Shows positive deviation from Raoult's law Shows negative deviation from Raoult's law Is unsaturated ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60) 0.95 0.98 0.8 0.9 0.95 0.98 0.8 0.9 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion. 1 atm. = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm² 1 kPa = 100 bar None of these 1 mm Hg = 1 torr = 133.3 Pa 1 atm. = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm² 1 kPa = 100 bar None of these 1 mm Hg = 1 torr = 133.3 Pa ANSWER DOWNLOAD EXAMIANS APP
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