What is the pH of a solution that is 0.053 Min HA and also 0.063 Min NaA? (Ka = 4.1 × 10-6) 5.46 O 6.23 O 5.11 O 4.95 O 7.15

Q: A solution that is 6.0×10−2 M in potassium propionate (C2H5COOK or KC3H5O2 ) and 8.0×10−2 M in…

A: A solution given is 6.0×10−2 M in potassium propionate (C2H5COOK or KC3H5O2) and 8.0×10−2 M in…

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

A: Ka of HClO = 4.0 × 10-8 Concentration of the solution of NaClO = 0.089 M pH =?

Q: What is the pH of a 0.030 M solution of KF?  Ka of HF is 7.2 x 10-4 6.19 3.16 7.81 7.60 4.67

A: The given salt is KF that is composed of KOH (strong base) and HF (weak acid). It is a basic salt.…

Q: What is the pH of a 80.0 mL solution which is 0.23 M in IO and 0.47 M in HIO? The Ka for HIO is 2.3…

A: When a weak acid(eg HIO) mixed with its conjugate base (ege IO-) they form a buffer solution. pH of…

Q: For H2CO3, Ka1 = 4.3 x 10-7, K22 = 4.7 × 10-11 What is the pH of a 0.15 M solution of carbonic acid?

A:

Q: What is the pH of 0.024M acetic acid solution at 25°C? (Ka=1.8×10^-5)

A: Given, [CH3COOH] = 0.024 M Ka = 1.8 × 10-5

Q: 1. Calculate the values of both pH and pOH of the following solutions: %3D pH РОН a. 0.020 M HCI…

A:

Q: What is the pH of a solution that is 0.12 M in acetic acid, HC2H3O2, and 0.50 M in sodium acetate,…

A: Given [salt] = [sodium acetate] = 0.5 M [Acid] = [Acetic Acid] = 0.12 M Ka of acetic acid = 1.8*10-5

Q: 26. Calculate the pH at 25 °C of a solution that is 0.4 M in Na;HASO, at 25 °C (K. =5.8 × 10° , K.…

A:

Q: The pH of a 0.55 M aqueous solution of hypobromous acid, HBRO, at 25.0 °C is 4.48. What is the value…

A: pH of  HBro = 4.48    -logH+ = pH             H+ =10-pH             H+ = 10-4.48…

Q: The pH of a 0.50 M solution of the weak acid HA is 4.76. The value of Ka is O a. 6.0 x 10-10 O…

A: Given data :- Concentration of weak acid = 0.50 M pH of weak acid (HA) = 4.76

Q: For the dipiotic weak acid H₂A, Kai = 3.3 X 10 8 az 1.7 X101, what is the pH of a 0.0800 M solution…

A:

Q: A 0.55 M aqueous solution of HBRO is 4.48. What is the value of Ka for this acid? O 1.1 x 10-9 2.0 x…

A:

Q: HCIO is a weak acid (K, = 4.0 x 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

A: Given: Concentration of NaClO = 0.059 M

Q: 13. Calculate the PH of a 0.1M HA solution. Ka for HA is 7.2 x 10-5 |4.0 ONone of the others 2.1…

A: Since you have posted multiple questions, we will solve first question for you. Please repost other…

Q: 1. Calculate the pH of the following solutions: a. 0.020M potassium acid phthalate solution; Ka =…

A:

Q: The PH of 0.0296M HA ( Ka 8.4 *10-9) plus * . . 0.1026 M NaA is 4.3 2 O 8.6 7.5 O

A: The question is based on the concept of PH calculations. we have been given a weak acid and its…

Q: What is the pH of the solution containing 0.01 mol of CH3COOH and 0.820 grams of NaCH3COO in 100 mL…

A: Calculation of pH.

Q: What is the pH of a solution that is 0.75 M HF and 0.15 M NaF?   The Ka of HF is 6.6 x 10-4

A: Given: Concentration of HF [HF]= 0.75 M Concentration of NaF [NaF]= 0.15 M Ka of HF is 6.6 x 10-4 To…

Q: What is the pH of a 0.36 M aqueous solution of the weak acid anisic acid (Ka=3.38x10^-5)?

A:

Q: The pH of a 0.250 M hypoiodous (HOI) solution is 5.620. What is the value of Ka   a. 5.76 x…

A: Calculate the concentration of hydrogen ions.

Q: 27. What is the pH of a 0.42 M solution of sodium propionate, NAC3H5O2, at 25°C? Ko(C3H5O2 ) = 7.69…

A: M

Q: What is the pH of a 0.10 M NaF solution? The Ka for HF is 6.8 x 10-4

A: The values are given as follows:

Q: The pH of 0.100 M Jackmanic Acid, HJa, is 2.24. What is the value of Ka for the acid? a. 4.4 x 10-5…

A: Equation representing dissociation of HJa in water: HJa + H2​O → H3​O++ Ja− Dissociation constant,…

Q: Ammonia is a weak base (Kb = 1.8 x 10-5). What is the pH of 1.2 M ammonia? 2.33 4.74 9.26 10.14…

A: Given, Concentration of the ammonia (C) = 1.2 M Kb  for Ammonia (NH3) = 1.8 × 10-5 Note: Ammonia…

Q: How many moles of benzoic acid, a monoprotic acid with K, = 6.4 x 10 5, must be dissolved in 250. mL…

A: Benzoic AcidChemical formula = C6H5COOHAqueous solution benzoic acid has following…

Q: A solution of 2.5 M weak acid is 1.52% ionized. What is the Ka value of this acid? cof O 32x 104 O…

A:

Q: What is the pH of a 0.258 M aqueous solution of sodium nitrite, NaNO2 at 25 °C? (Ka for HNO2 =…

A:

Q: What is the pH of a 80.0 mL solution which is 0.25 M in IO¯ and 0.43 M in HIO? The Ka for HIO is 2.3…

A: HIO + H2O ⇔ H3O+ + IO- The concentration of conjugate base, [IO-] = 0.25 M the concentration of…

Q: A 0.15-M aqueous solution of a weak acid HA has a pH of 5.35 at 25oC. What is the Ka of the acid?…

A:

Q: 10. What is the pH of 10.0 mL of 0.035 M HNO3? A. 5.30 B. 2.70 C. 6.70 D. 1.46 E. 10.0

A: pH is a measure of the acidity of the solution. The lesser the pH, the more will be the acidity of…

Q: %3D What is the pH of a 0.1000 M NACH3COO solution? (Ka CH3COOH = 1.8x10^-5) 4.75 5.13 8.87 7.45…

A: We have find out pH of 0.1000 MNaCH3COO Solution.

Q: What is the pH after 15.0 mL of 0.0322 M HNO3 is added to 25.0 mL of 0.0182 M KOH? O 10.85 O 1.55 O…

A: Answer:- Firstly a balanced chemical equation is written then using the simple concept of…

Q: to be 1.48 at 25°C. Calculate the Ka for the acid. 3. What is the original molarity of an aqueous…

A:

Q: NH3 is a weak base (K, = 1.8 x 10-5) and so the salt NH¼C1 acts as a weak acid. What is the pH of a…

A:

Q: A week diprotic acid H2A has Ka1 = 4.2 x 10-7 and K2 = 4.8 x 10-11. Determine the pH of a 0.17 M…

A: Whenever a weak diprotic acid and strong base reacts with each other than it form a salt which…

Q: What is the pH of a 80.0 mL solution which is 0.27 M in IO and 0.49 M in HIO? The Ka for HIO is 2.3…

A:

Q: What is the pH of 0.10 M NaF(aq). The Ka of HF is 6.8 x 10-4 2.08 14.92 8.08 5.92

A: The values are given as follows: A solution of NaF consists of F- and Na+ ions. Here, the F- is…

Q: What is the pH of 500.0 mL of a 0.1 M NaOH solution? O A. 13 О В. 1 ОС. 1.3 O D. 12.7 47L Ansuers to…

A: Given :  Concentration of NaOH solution  = 0.1 M

Q: 17. The pH of a 0.10 M solution of a weak base is 9.82. What is the Kb for this base? A. 4.4 x 10-8…

A:

Q: What is the approximate pH of a solution formed by mixing 45.0 mL of 0.10M HNO3, 50.0 mL of 0.20M…

A: Given: The volume of HNO3=45.0 mL  Molarity of HNO3=0.10M  Volume of HCl=50.0 mL  Molarity of…

Q: Which of the following solutions at 25°C will have the lowest pH value? A 0.15 M Na2S04 (Ka of H2SO4…

A:

Q: Calculate the pH of a solution formed by mixing 100.0 mL of 0.100 M NaF and 100.0 mL of 0.040 M HCI.…

A: pH = pKa + log [salt]/[acid] pKa = -log Ka Number of mmols = Molarity x volume (mL)

Q: 5. What is the approximate ratio of [A]/[HA]ions in a 0.10 M aqueous solution of H2A? Assume that…

A:

Q: Hydrofluoric acid (HF) has a Ka value of 7.2 x 10-4. What is the pH to 2 decimal places when 17.20…

A: Acid base Titration and pH calculation:

Q: What is the K w of pure water at 15.0°C, if the pH is 7.20 ? 1.00 x 10^-14 6.31 x 10^-8 1.26 x…

A: Given , PH = 7.20  Kw = ?

Q: What is the pH of a solution that is 0.12 M in acetic acid, HC2H3O2, and 0.50 M in sodium acetate,…

A: Given data [sodium acetate]=0.50 M[acetic acid]=0.12 MKa=1.8×10-5   pH of weak acid and their salt…

Q: 7. Aniline (C6H5NH2) has a Kb of 3.8 x 10-10. What is the pH of a 0.150 M aniline solution? (a) 5.12…

A: Given,Concentration od aniiline  = 0.150M.Kb of aniline = 3.8*10-10.

Q: What is the pH of a solution that is 0.025M formic acid, HCHO2, and 0.018M sodium formate,…

A:

Q: 1. Calculate the pH of the following solutions: a. 0.020M potassium acid phthalate solution; Ka =…

A: pH of both the solution can be found out using the equilibrium expression.