N Awasthi Physical Chemistry
The best indicator for detection of end point in titration of a weak acid and a strong base is
17
Nov
The best indicator for detection of end point in titration of a weak acid and a strong base is The best indicator for detection of end point in titration of a weak acid and a strong base is November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 [...]
When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added will be :
17
Nov
When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added will be : When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added [...]
The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is:
17
Nov
The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is: The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is: November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).?
17
Nov
which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).? which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium [...]
The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7, Ka2(HCO^−3) = 4 × 10^−11]
17
Nov
The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7, Ka2(HCO^−3) = 4 × 10^−11] Ka2(HCO^−3) = 4 × 10^−11] The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7 November 17, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
[H+]=√KwKa/c is suitable for (a) NaCl, NH4CI
12
Nov
[H+]=√KwKa/c is suitable for (a) NaCl, NH4CI [H+]=√KwKa/c is suitable for (a) NaCl NH4CI November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
1 mL of 0.1 N HCl is added to 999 mL solution of NaCl. The pH of the resulting solution will be :
12
Nov
1 mL of 0.1 N HCl is added to 999 mL solution of NaCl. The pH of the resulting solution will be : 1 mL of 0.1 N HCl is added to 999 mL solution of NaCl. The pH of the resulting solution will be : November 12, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
The solution of blue vitriol in water is acidic because
12
Nov
The solution of blue vitriol in water is acidic because The solution of blue vitriol in water is acidic because November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Upon hydrolysis of sodium carbonate, the reaction takes place between:
12
Nov
Upon hydrolysis of sodium carbonate, the reaction takes place between: the reaction takes place between: Upon hydrolysis of sodium carbonate November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The pH values 0.1 M solution of HCOONa (I), HCOOH (II),CH3COONH4 (III), NaOH (IV) HCl (V), will be in the order :
12
Nov
The pH values 0.1 M solution of HCOONa (I), HCOOH (II),CH3COONH4 (III), NaOH (IV) HCl (V), will be in the order : CH3COONH4 (III) HCOOH (II) NaOH (IV) HCl (V) The pH values 0.1 M solution of HCOONa (I) will be in the order : November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level [...]