N Awasthi Physical Chemistry
A solution is saturated in srco3 and srf2. The CO^2-3 was found to be 10^-3 mol/ L. If the concentration of F^- in solution is represented as y x 10^2 M then what is the value of Y ?
18
Nov
A solution is saturated in srco3 and srf2. The CO^2-3 was found to be 10^-3 mol/ L. If the concentration of F^- in solution is represented as y x 10^2 M then what is the value of Y ? A solution is saturated in srco3 and srf2. The CO^2-3 was found to be 10^-3 mol/ [...]
When one litre of a saturated solution of PbCl2 (molecular weight =278 g/mol) is evaporated, the residue is found to weigh 2.78 g. If Ksp of PbCl2 is represented as y×10^−6 , then find the value of y.
18
Nov
When one litre of a saturated solution of PbCl2 (molecular weight =278 g/mol) is evaporated, the residue is found to weigh 2.78 g. If Ksp of PbCl2 is represented as y×10^−6 , then find the value of y. the residue is found to weigh 2.78 g. If Ksp of PbCl2 is represented [...]
If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10, then find the value of Y . [Given: Ksp(AgCl)=10^−10]
18
Nov
If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10, then find the value of Y . [Given: Ksp(AgCl)=10^−10] If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10 then find the value of Y . [Given: Ksp(AgCl)=10^−10] November 18, 2020 Category: Chapter 6 - [...]
A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y, then find the value of y.
18
Nov
A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y, then find the value of y. A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y then [...]
Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 .
18
Nov
Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 . Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 . November 18, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl .
18
Nov
Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl . Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl . November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium [...]
0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water in this solution.
18
Nov
0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water in this solution. 0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water [...]
Calculate pH of a resultant solution of 0.1 M HA (Ka=10^−6) and 0.45 M HB (Ka=2×10^−6) at 25∘C.
18
Nov
Calculate pH of a resultant solution of 0.1 M HA (Ka=10^−6) and 0.45 M HB (Ka=2×10^−6) at 25∘C. Calculate pH of a resultant solution of 0.1 M HA (Ka=10^−6) and 0.45 M HB (Ka=2×10^−6) at 25∘C. November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium [...]
Calculate pH of a resultant solution of 25 mL of 0.1 M HCl, 50 mL of 0.02 M HNO3 and 25 mL of 0.1M NaOH
18
Nov
Calculate pH of a resultant solution of 25 mL of 0.1 M HCl, 50 mL of 0.02 M HNO3 and 25 mL of 0.1M NaOH 50 mL of 0.02 M HNO3 and 25 mL of 0.1M NaOH Calculate pH of a resultant solution of 25 mL of 0.1 M HCl November 18, 2020 Category: Chapter [...]
Calculate approximate pH of 10^-10 M NaOH at 25∘C.
18
Nov
Calculate approximate pH of 10^-10 M NaOH at 25∘C. Calculate approximate pH of 10^-10 M NaOH at 25∘C. November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry ,