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If degree of dissociation is 0.01 of decimolar solution of weak acid HA then pKa of acid is :
12
Nov
If degree of dissociation is 0.01 of decimolar solution of weak acid HA then pKa of acid is : If degree of dissociation is 0.01 of decimolar solution of weak acid HA then pKa of acid is : November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi [...]
0.01 M HA (aq.) is 2% dissociated, [OH−] of solution is :
12
Nov
0.01 M HA (aq.) is 2% dissociated, [OH−] of solution is : [OH−] of solution is : 0.01 M HA (aq.) is 2% dissociated November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
A weak base MOH of 0.1N concentration shows a pH value of 9 . What is the percentage degree of dissociation of the base ?
12
Nov
A weak base MOH of 0.1N concentration shows a pH value of 9 . What is the percentage degree of dissociation of the base ? A weak base MOH of 0.1N concentration shows a pH value of 9 . What is the percentage degree of dissociation of the base ? November 12, 2020 Category: Chapter [...]
A 0.10 M solution of HF is 8.0% dissociated What is the Ka?
12
Nov
A 0.10 M solution of HF is 8.0% dissociated What is the Ka? A 0.10 M solution of HF is 8.0% dissociated What is the Ka? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Given the two concentration of HCN (Ka=10^−9) are 0.1 M and 0.001 M respectively. What will be the ratio of degree of dissociation?
12
Nov
Given the two concentration of HCN (Ka=10^−9) are 0.1 M and 0.001 M respectively. What will be the ratio of degree of dissociation? Given the two concentration of HCN (Ka=10^−9) are 0.1 M and 0.001 M respectively. What will be the ratio of degree of dissociation? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
What is the percent dissociation (a) of a 0.01 M HA solution ? (Ka = 10^-4)
12
Nov
What is the percent dissociation (a) of a 0.01 M HA solution ? (Ka = 10^-4) What is the percent dissociation (a) of a 0.01 M HA solution ? (Ka = 10^-4) November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
What is the hydronium ion concentration of a 0.25 M HA solution (Ka=4×10^−8)
12
Nov
What is the hydronium ion concentration of a 0.25 M HA solution (Ka=4×10^−8) What is the hydronium ion concentration of a 0.25 M HA solution (Ka=4×10^−8) November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Given : Enthalpy of ionization of two acids : △H∘(HCN)=45.2KJmol− △H∘(CH3COOH) = 2.1KJmol− which relationship for the two acids is true ?
12
Nov
Given : Enthalpy of ionization of two acids : △H∘(HCN)=45.2KJmol− △H∘(CH3COOH) = 2.1KJmol− which relationship for the two acids is true ? Given : Enthalpy of ionization of two acids : △H∘(HCN)=45.2KJmol− △H∘(CH3COOH) = 2.1KJmol− which relationship for the two acids is true ? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 [...]
Sulphide ores are common for the metals (a) Ag, Cu and Pb (b) Ag, Cu and Sn
12
Nov
Sulphide ores are common for the metals (a) Ag, Cu and Pb (b) Ag, Cu and Sn Cu and Pb (b) Ag Cu and Sn Sulphide ores are common for the metals (a) Ag November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In the cyanide extraction process of silver from argentite ore, the oxidizing and reducing agents used are (a) O2 and CO respectively (b) O2 and Zn dust respectively
12
Nov
In the cyanide extraction process of silver from argentite ore, the oxidizing and reducing agents used are (a) O2 and CO respectively (b) O2 and Zn dust respectively In the cyanide extraction process of silver from argentite ore the oxidizing and reducing agents used are (a) O2 and CO respectively (b) O2 and Zn dust [...]