Stoichiometry Heat of solution in a system in which both solute and solvent are liquids is termed as Standard integral heat of solution Heat of solvation Heat of mixing Heat of hydration Standard integral heat of solution Heat of solvation Heat of mixing Heat of hydration ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 BTU/ft³ is approximately equal to __________ kcal/m³. 4 1 9 252 4 1 9 252 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Ideal solution is formed, when its components have zero Both A & B Volume change Heat of mixing Neither A nor B Both A & B Volume change Heat of mixing Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH₄ + 2O₂ → CO₂ + 2H₂O. Both the reactants and products are in gas phase. ΔH°298 = - 730 kJ/mole of methane. Mole fraction of water vapour in the product gases is about 0.19 0.40 0.33 0.67 0.19 0.40 0.33 0.67 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. Non-polar Polar Both A & B Neither A nor B Non-polar Polar Both A & B Neither A nor B 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) 2240 4480 0.4 1120 2240 4480 0.4 1120 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS