Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is Increased with decrease in pressure Unchanged with pressure changes Independent of temperature Increases with rise in pressure Increased with decrease in pressure Unchanged with pressure changes Independent of temperature Increases with rise in pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of H⁺ in 1 c.c solution of pH 13 is 6.023 x 10¹⁰ 10¹³ 6.023 xl0¹³ 6.023xl0⁷ 6.023 x 10¹⁰ 10¹³ 6.023 xl0¹³ 6.023xl0⁷ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The combustion equations of carbon and carbon monoxide are as follows: C + O₂ = CO₂, ΔH = - 394 kJ/kg . mole CO + 1/2 O₂ = CO₂, ΔH = - 284.5 kJ/kg. mole. The heat of formation of CO is __________ kJ/kg. mole. +180 -109.5 +109.5 +100 +180 -109.5 +109.5 +100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gases is the most soluble in water? CO₂ NH₃ CH₄ H₂S CO₂ NH₃ CH₄ H₂S 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.? 0.2 0.1 0.4 0.6 0.2 0.1 0.4 0.6 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Boiling point of a solution as compared to that of the corresponding solvent is Same Less More Either more or less; depends upon the solvent Same Less More Either more or less; depends upon the solvent ANSWER DOWNLOAD EXAMIANS APP
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