Advertisements
Advertisements
Question
What is the pOH if the hydrogen ion concentration in solution is 1 × 10–3 mol dm–3?
Advertisements
Solution
pH = – log10[H3O+] = - log10[1 × 10-3] = 3
pH + pOH = 14
∴ pOH = 14 − pH = 14 – 3 = 11
APPEARS IN
RELATED QUESTIONS
The solubility of Sr(OH)2 at 298 K is 19.23 g/L of solution. Calculate the concentrations of strontium and hydroxyl ions and the pH of the solution.
Which of the following solution will have a pH value equal to 1.0?
Choose the most correct answer :
For pH > 7 the hydronium ion concentration would be _________.
Define pH.
Calculate the pH and pOH of 0.0001 M HCl solution.
Which of the following is INCORRECT statement?
The pH of a monoacidic weak base is 11.5. The concentration of OH− ions in this solution is ____________ M.
The pH of 0.001 M HCl solution is ______.
What is the pH of 0.01 M solution of ammonium hydroxide which is 10% dissociated?
Which of the following is CORRECT for an aqueous solution of NH4CN?
[Ka of HCN = 4.0 × 10−10, Kb for NH4OH = 1.8 × 10−5]
pH of a saturated solution of Ca(OH)2 is 9. The Solubility product (Ksp) of Ca(OH)2
Calculate the pH of 1.5 × 10−3 M solution of Ba(OH)2.
Acidity of \[\ce{BF3}\] can be explained on the basis of which of the following concepts?
The aqueous solution of sugar does not conduct electricity. However, when sodium chloride is added to water, it conducts electricity. How will you explain this statement on the basis of ionisation and how is it affected by concentration of sodium chloride?
Neutral solutions have the pH of ______.
A sample of air turns lime water milky and also turns acidified potassium dichromate green in aqueous solution has low pH. This is due to the presence of pollutants.
The degree of dissociation of 0.1 M monobasic acid is 0.4%. Its dissociation constant is ______.
Define pOH.
Derive relationship between pH and pOH.
Derive a relationship between pH and pOH.
Define pH.
Define pH.
Define pOH.
Define pOH.
Derive the relation pH + pOH = 14.
Derive the relation pH + pOH = 14.
Define the following term:
pH
