Advertisements
Advertisements
प्रश्न
Choose the most correct answer:
Which of the following solution will have a pH value equal to 1.0?
विकल्प
50 mL of 0.1M HCl + 50mL of 0.1M NaOH
60 mL of 0.1M HCl + 40mL of 0.1M NaOH
20 mL of 0.1M HCl + 80mL of 0.1M NaOH
75 mL of 0.2M HCl + 25mL of 0.2M NaOH
उत्तर
75 mL of 0.2M HCl + 25mL of 0.2M NaOH
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?
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.
The pH of 0.1M solution of cyanic acid (HCNO) is 2.34. Calculate the ionization constant of the acid and its degree of ionization in the solution.
Choose the most correct answer:
The pH of 10-8 M of HCl is ______.
Choose the most correct answer :
For pH > 7 the hydronium ion concentration would be _________.
What is the pOH if the hydrogen ion concentration in solution is 1 × 10–3 mol dm–3?
When CuSO4 solution in water is treated with concentrated HCl it turns _______.
Which complex among the following gives a white precipitate on treatment with an aqueous solution of barium chloride?
The pH of 0.001 M NaOH(aq) solution will be:
Which of the following when dissolved in water results in neutral solution?
Aqueous solution of ____________ will turn red litmus blue.
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]
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 ____________.
The Ka value for HCN is 10−9. What is the pH of 0.4 M HCN solution?
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?
The pH of a weak monoacidic base is 11.2, and its OH– ion concentration is ______.
Define pH.
If pH of a solution is 3.12, what would be the concentration of H+ ion?
Define pH.
Define pOH.
Define pH.
Define pOH.
Define pH.
Define pH.
Derive the relation pH + pOH = 14.
Define the following term:
pH
