Advertisements
Advertisements
प्रश्न
The pH of 0.001 M HCl solution is ______.
पर्याय
1.0
2.0
3.0
7.0
10
11
Advertisements
उत्तर
The pH of 0.001 M HCl solution is 3.0.
Explanation:
pH = −log10 \[\ce{[H3O+]}\]
= −log10 [0.001]
= −log10 [10−3]
= 3.0 ...[∵ log10 ax = x log10 a]
APPEARS IN
संबंधित प्रश्न
The concentration of hydrogen ion in a sample of soft drink is 3.8 × 10–3 M. what is its pH?
Assuming complete dissociation, calculate the pH of the following solution:
0.002 M HBr
Calculate the pOH of 10-8 M of HCl.
Derive the equation pH + pOH = 14.
Which complex among the following gives a white precipitate on treatment with an aqueous solution of barium chloride?
Select the INCORRECT relation.
The pH of a monoacidic weak base is 11.5. The concentration of OH− ions in this solution is ____________ M.
Aqueous solution of ____________ will turn red litmus blue.
What is the pH of 0.01 M solution of ammonium hydroxide which is 10% dissociated?
The least basic hydroxide from the following is:
The aqueous solutions of sodium formate, anilinium chloride and potassium cyanide are respectively.
The percentage of pyridine (C5H5N) that forms pyridinium ion (C5H5NH) in a 0.10 M aqueous pyridine solution (Kb for C5H5N = 1.7 × 10−9) is ____________.
What is the pH of the resulting solution when equal volumes of 0.1 M NaOH and 0.01 M HCl are mixed?
A lab assistant prepared a solution by adding a calculated quantity of HCl gas at 25°C to get a solution with [H3O+]= 4 × 10−5 M. Is the solution neutral (or) acidic (or) basic.
Calculate the pH of 0.04 M HNO3 solution.
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?
If pKb for CN− at 25°C is 4.7, the pH of 0.5 M aqueous NaCN solution is ______.
Neutral solutions have the pH of ______.
Define pH.
The degree of dissociation of 0.1 M monobasic acid is 0.4%. Its dissociation constant is ______.
Define pH.
Define pH.
Define pH.
Derive relationship between pH and pOH.
Derive the relation pH + pOH = 14.
Derive the relation pH + pOH = 14.
Define the following term:
pH
