Stoichiometry The osmotic pressure of a solution increases, if its __________ is decreased. Temperature Solute concentration Volume None of these Temperature Solute concentration Volume None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is 58.65 32.2 20 45.35 58.65 32.2 20 45.35 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state. More Less Either A or B; depends on the nature of the substance Same More Less Either A or B; depends on the nature of the substance Same ANSWER DOWNLOAD EXAMIANS APP
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 ) ? ΔV = 0 ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 Both B and C ΔV = 0 ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 Both B and C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong conversion formula for the conversion of weight units : 1 tonne = 1000 kg = 22.046 lbs 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons None of these 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton 1 tonne = 1000 kg = 22.046 lbs 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons None of these 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For most salts, the solubility increases with rise in temperature, but the solubility of __________ is nearly independent of temperature rise. Hypo Sodium chloride Sodium carbonate monohydrate Anhydrous sodium sulphate Hypo Sodium chloride Sodium carbonate monohydrate Anhydrous sodium sulphate ANSWER DOWNLOAD EXAMIANS APP