Stoichiometry 80 kg of Na₂SO₄ (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na₂SO₄ .10H₂O crystals separate out. The weight fraction of Na₂SO₄ in the remaining solution is 0.18 1 0.24 0.18 1 0.24 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. Same Less Either A or B; depends on the nature of the substance More Same Less Either A or B; depends on the nature of the substance More 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 ) ? ΔH = 0 ΔV = 0 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 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Total energy at a point comprises of __________ energy. Pressure Internal Potential & kinetic All of these Pressure Internal Potential & kinetic All of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Real gases approach ideal behaviour at High pressure & high temperature Low pressure & high temperature Low pressure & low temperature High pressure & low temperature High pressure & high temperature Low pressure & high temperature Low pressure & low temperature High pressure & low temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The rate of material __________ is zero in case of a steady state system. Accumulation Production Generation Input Accumulation Production Generation Input ANSWER DOWNLOAD EXAMIANS APP
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