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 0.24 1 0.18 0.24 1 0.18 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids. Both A & B Non-polar Polar Neither A nor B Both A & B Non-polar Polar Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry __________ chart is a graph related to Antonie equation. Enthalpy-concentration Mollier's Cox Ostwald Enthalpy-concentration Mollier's Cox Ostwald ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In the reaction, Ca + 2H₂O = Ca(OH)₂ + H₂ ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water? (atomic weight of calcium = 40) 0.4 2240 1120 4480 0.4 2240 1120 4480 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The unit of Cp in S.I. units is W/m.°K W/m².°K J/kg.°K J/m³. °K W/m.°K W/m².°K J/kg.°K J/m³. °K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat of vaporisation __________ with increase in pressure. Both B and C Increases Becomes zero at critical pressure Decreases Both B and C Increases Becomes zero at critical pressure Decreases ANSWER DOWNLOAD EXAMIANS APP
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