Chapter 6 – Ionic Equilibrium (Level 1 and Level 2)
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pOH of 0.002 M HNO3 is : (a) 11 + log2
12
Nov
pOH of 0.002 M HNO3 is : (a) 11 + log2 pOH of 0.002 M HNO3 is : (a) 11 + log2 November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
A solution has a pH=9. It is 1000 times more basic than the original solution. What was the pH of the original solution?
12
Nov
A solution has a pH=9. It is 1000 times more basic than the original solution. What was the pH of the original solution? A solution has a pH=9. It is 1000 times more basic than the original solution. What was the pH of the original solution? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
The pH of a solution is 5. to this solution acid was added so that its pH value becomes 2.0. The increase in H+ concentration is :
12
Nov
The pH of a solution is 5. to this solution acid was added so that its pH value becomes 2.0. The increase in H+ concentration is : The pH of a solution is 5. to this solution acid was added so that its pH value becomes 2.0. The increase in H+ concentration is : November [...]
The hydroxide ion concentration of a wine is 8×10^−11 M. What is the pH of the wine?
12
Nov
The hydroxide ion concentration of a wine is 8×10^−11 M. What is the pH of the wine? The hydroxide ion concentration of a wine is 8×10^−11 M. What is the pH of the wine? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The hydrogen ion concentration of the oceans is about 2×10^−9 M. What is the pH?
12
Nov
The hydrogen ion concentration of the oceans is about 2×10^−9 M. What is the pH? The hydrogen ion concentration of the oceans is about 2×10^−9 M. What is the pH? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
A bear has a pH of 4.30. What is the (H3O+).
12
Nov
A bear has a pH of 4.30. What is the (H3O+). A bear has a pH of 4.30. What is the (H3O+). November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
For pure water: (a) pH increases while pOH decreases with rise in temperature
12
Nov
For pure water: (a) pH increases while pOH decreases with rise in temperature For pure water: (a) pH increases while pOH decreases with rise in temperature November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The value of the ion product constant for water, (Kw) at 60∘C is 9.6×10^−14 M^2 what is the [H3O+] of a neutral aqueous solution at 60^∘C and an aqueous solution with a pH=7.0 at 60^∘C are respectively?
12
Nov
The value of the ion product constant for water, (Kw) at 60∘C is 9.6×10^−14 M^2 what is the [H3O+] of a neutral aqueous solution at 60^∘C and an aqueous solution with a pH=7.0 at 60^∘C are respectively? (Kw) at 60∘C is 9.6×10^−14 M^2 what is the [H3O+] of a neutral aqueous solution at 60^∘C and [...]
The Ka values for HPO2−4 and HSO−3 are 4.8×10−13 and 6.3×108 repectively. Therefore, it follows the HPO2−4 is … acid than HSO−3 and PO3−4 is a …… base than SO2−3
12
Nov
The Ka values for HPO2−4 and HSO−3 are 4.8×10−13 and 6.3×108 repectively. Therefore, it follows the HPO2−4 is … acid than HSO−3 and PO3−4 is a …… base than SO2−3 it follows the HPO2−4 is … acid than HSO−3 and PO3−4 is a …… base than SO2−3 The Ka values for HPO2−4 and HSO−3 are [...]
Given the following Ka values, determine which species is the strongest base ? HSO−4=1.2×10^−2,H2PO−4=6.3×10^−8,HCO−3=4.7×10^−11
12
Nov
Given the following Ka values, determine which species is the strongest base ? HSO−4=1.2×10^−2,H2PO−4=6.3×10^−8,HCO−3=4.7×10^−11 determine which species is the strongest base ? HSO−4=1.2×10^−2 Given the following Ka values H2PO−4=6.3×10^−8 HCO−3=4.7×10^−11 November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,