Determine the concentration of a solution of the weak acid HClO2 (Ka = 1.10  10–2)  if it has a pH of 1.075

Q: The CO2 we breathe reacts with water in our blood to form the weak acid H2CO3. What mole ratio of…

A: Given:Ka of H2CO3 is 4.4 ✕ 10−8

Q: HCIO is a weak acid (Ka = 4.0 × 10-8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: Kw = Ka x Kb  Kw = 1x10-14  given that Ka = 4x10-8 find Kb = (1x10-14) / (4x10-8) = 2.5x10-7 Initial…

Q: Calculate the pH of a 0.96 M solution of a weak BOH, for instace NH4OH, often written as NH3, and…

A: If the base is mixed to the basic buffer then the pOH value will be declined while the pH value will…

Q: Part D In the simulation, open the Custom mode. The beaker will be filled to the 0.50 L mark with a…

A: The alkalinity or acidity of a solution is determined by the pH scale. It has a range from 0 to 14,…

Q: The pH of an aqueous solution of 0.532 M hydrofluoric acid, ( K₂ (HF) = 7.20 × 10¯4) is

A: Concentration of HF solution (C) = 0.532 MKa for HF = 7.20 × 10-4 pH of the solution = ?

Q: A solution is prepared that is initially 0.49M in pyridine (C5H₂N), a weak base, and 0.40M in…

A: Given: The concentration of pyridine = 0.49 M The concentration of pyridine chloride = 0.40 M…

Q: What is the pH of a solution that is O.245 MH2S and 0.160 M sodium hydrogen sulfide (NaHS)? The Ka…

A: The reaction between Hydrogen sulfide and sodium hydroxide is

Q: The major component of vinegar is acetic acid, CH3COOH. Its Ka is 1.8 × 10-5 . One student used…

A: The question is based on the concept of titrations. We have to calculate molarity of the acid and Ph…

Q: The pH of a solution for which [OH–] = 1.0 x10–6 is

A: Given:

Q: (a) What is the pH of 0.75 M NaF?(b) What is the pH of 0.88 M pyridinium chloride, C₅H₅NHCl?

A: a) The pH of 0.75 M NaF is 8.52.

Q: The pH of an acetic acid (Ka = 1.75 x 10−5) solution is 3.14.  What is the concentration of acetic…

A: Given :-  pH of acetic acid solution = 3.14  Ka for acetic acid = 1.75 × 10-5  To be calculated :-…

Q: Calculate the pH of a 0.100 M NaCH 3CO 2 solution. Ka for acetic acid, CH 3CO 2H, is 1.8 × 103.

A:

Q: Calculate the pH of a solution of HF that is 0.209 M (Ka = 6.8 x 10-4)

A: A numerical problem based on pH calculation, which is to be accomplished.

Q: The pH of a 2.642 M solution of a weak acid, HB is 5.32. What is Ka for the weak acid?

A:

Q: Calculate the pH of a weak acid that has a concentration of 0.225 M and Ka = 1.4 x 10^-6

A:

Q: Calculate the pH of a solution that is 0.295 M in sodium formate (NaHCO2) and 0.205 M in formic acid…

A: Given:Concentration of sodium formate [HCOONa] = 0.295 MConcentration of formic acid [HCOOH} = 0.205…

Q: The acidity of a solution is measured by its pH. If H+ represents the concentration of hydrogen ions…

A: Given that :  pH of solution B = 3.4  using pH = -log[H+]  [H+] = 10-pH = 10-3.4 = 3.98 × 10-4 M So,…