Stoichiometry The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm. 6.5 0.065 65 0.65 6.5 0.065 65 0.65 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution is made by dissolving 1 kilo mole of solute in 2000 kg of solvent. The molality of the solution is 1 0.5 0.5 2 1 0.5 0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Viscosity of atmospheric air may be about __________ centipoise. 1.5 0.015 150 15 1.5 0.015 150 15 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of calorific value. 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/lb = 2.3 kcal/kg 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/lb = 2.3 kcal/kg 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Hess's law of constant heat summation is based on conservation of mass. It deals with Changes in heat of reaction Reaction rate None of these Equilibrium constant Changes in heat of reaction Reaction rate None of these Equilibrium constant ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg.? 0.4 0.6 0.2 0.1 0.4 0.6 0.2 0.1 ANSWER DOWNLOAD EXAMIANS APP
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