Stoichiometry Addition of a non-volatile solute to a pure solvent Both B and C Decreases its freezing point Increases its boiling point Increases its freezing point Both B and C Decreases its freezing point Increases its boiling point Increases its freezing point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of neutralisation of HCl and NaOH is - 57.46 kJ/Kg mole. The heat of ionisation of water will be __________ kJ/Kg mole. -28.73 114.92 57.46 -57.46 -28.73 114.92 57.46 -57.46 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 8 12 6 10 8 12 6 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change. Entropy Gibbs free energy Internal energy Enthalpy Entropy Gibbs free energy Internal energy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
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)? AB₃ A₂B A₂B₃ AB₂ AB₃ A₂B A₂B₃ AB₂ 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 amount of water vapour condensed (in kg) is 1 0.1 0.065 1 0.1 0.065 ANSWER DOWNLOAD EXAMIANS APP
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