A 0.355 M solution of bisulfide has a pH of 10.00. What is the Kb of bisulfide?   a. 2.8 × 10-8 b. 2.8 × 10-20 c. 1.0 × 10-10 d. 3.6 × 105 e. 2.8 × 10-4

Q: 10. What is the hydrogen ion concentration of a solution with a pH of 10.33? 2.14 X 10-³ 4.68 X 10-4…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A weak monoprotic acid has a pH of 5. What is the Ka value of this acid? a. 1.0 x 10-10 b. 1.0 x…

A: In the above question monoprotic acid has pH = 5  and we have to find the Ka value.

Q: . Vinegar and lemon juice are both acids. Their (H*] values are 5.0 x 10 mol/L and IX 102 mol/L,…

A: Given that  [H+] of lemon is 5×10-3mol/L [H+] of vinegar is 1×10-2mol/L Formula used pH=-logH+ Both…

Q: What is the concentration (in M) of H + ions in a solution at 25.0 °C with pH = 4.146?   a. 9.85…

A: Given: pH = 4.146 The pH of a solution is given by : pH =-log [H+]

Q: 10. Which one has the lowest concentration of H3O* ions? A. pH = 3.0 B. pH = 5.0 C. pH = 7.0 %3D D.…

A: The relation between pH and concentration of H3O+ is pH = - log [H3O+] [H3O+] = 10-pH … (1) This…

Q: 7. A 0.10 M solution of a weak monoprotic acid, HA, nas a pH of 3.14. What is the acid-ionization…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: Calculate the pH of 0.14 M NaF solution. The Ka for HF is 7.2x10-4 a. 8.09 b. 8.12 c. 8.14 d. 8.18…

A:

Q: The pH of an aqueous solution of weak monoprotic acid is 3.15. What is the initial…

A: All the details are explained in handwritten solution.

Q: What would be the net charge on this molecule when it is dissolved in a solution with -NH₂ i H₂N O…

A:

Q: A 0.303 M solution of hydrogen sulfide has a pH of 3.80. What is the Ka of hydrogen sulfide? a. 1.6…

A:

Q: 13. What is the value of [H3O+] in a solution where pOH is 5.38? A. 4.17 x 10-6 B. 2.60 x 10-10 C.…

A: SOLUTION: Step 1: The concentration of [OH-] is calculated as follows: pOH = 5.38. pOH= -log [OH-]…

Q: QUESTION 1 What is the pH of a 2.5 mM weak acid solution with Ka= 10-6? O a. 44 O b.4.3 C. 4.22 O d.…

A: Given, Ka=10-6 concentration of weak acid = 2.5 mM

Q: Lactic acid, HC3H5O3, is found in sour milk. What is the pH of 0.30 Mlactic acid? (Ka = 1.4 ××…

A:

Q: 4. The H+ ion concentration in a bottle of wine is 4.1 X 10-4 M. What is the pH of the wine? A.…

A: The pH is a method that helps in the determination of the acidity and the basicity of the solution.…

Q: Calculate the pH of a 0.30 M solution of NH 4Cl (Kb for NH 3 = 1.8 x 10 -5). a. 11.67 b.…

A: NH4Cl is the salt weak base NH4OH and a strong acid HCl therefore hydrolysis constant Kh will be…

Q: . The compound para-nitrophenol (shown), has a pKa value of 7.14. What is the pH of a 0.214 M…

A: Step 1:When conjugate base of weak acid or conjugate acid of weak base are added into the water then…

Q: Calculate the pH of a 1000 mL solution prepared by dissolving in water 0.600 mol of a weak acid HA…

A:

Q: 7. Find the pH of a 0.40 M ammonium chloride (NH4C) solution? (K₁(NH3) 5) A. 11.42 B.9.18 C. 4.82…

A:

Q: A solution of HCIO4 was found to have a pH of 0.14. What is the concentration of HCIO4? a. 7.2 x…

A: HClO4 solution has a pH of 0.14 .We have to calculate the concentration of HClO4 solution .

Q: 20. Acid rain is precipitation having a pH that is A. above 7. B. below 5.5. C. below 7. D. above…

A: Answer is  B ) below 5.5

Q: Calculate the pH of a 5.0 x 10^-3 M KOH solution. A. 2.30 B. 12.70 C. 11.70 D. 1.30 E. 10.70

A: Answer:pOH tells about the strength of hydroxide ion in the solution and its value is equal to:Also,

Q: The pH of a 4.6 x 10 -4 M Ca(OH) 2 solution at 25 °C is _____. Note that Ca(OH) 2 is a strong base.…

A: Given: The concentration of the Ca(OH)2 solution = 4.6 x 10 -4 M We have to calculate the pH of the…

Q: Calculate ao ai and a21. for a. picric acid in a solution with a pH of 1.250. b. oxalic acid in a…

A: a.

Q: Water with an alkalinity of 2.00 x 10-3  N has a pH of 7.00. Calculate the  a. hydrogen ion…

A: According to the guidelines, we will solve the first three subparts. If you need the last two…

Q: 10. What is the hydrogen ion concentration of a solution with a pH of 10.33? d. 4.68 X 10-4 e. 2.14…

A: The objective of this question is to calculate the hydrogen ion concentration of a solution given…

Q: A 0.0722 M acid has pH of 3.11, what is the Ka of the acid?

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: 20. What is the pH of a solution with [H3O*] of 5.8 x 105 a. 5.80 b. 4.24 C. 9.76 d. 10.60 e. 5.00

A: pH of a solution measures the acidity of that solution. pH from the solution can be determined from…

Q: Calculate the pH of 0.20 M aniline (a weak base). 3.88 5.06 8.94 9.42 10.12

A:

Q: A 0.408 M solution of benzoic acid has a pH of 2.30. What is the Ka of benzoic acid?   a. 4.21 b.…

A: Answer:- this question is answered by using the simple concept of calculation of Ka value using the…

Q: Consider an initial 0.040M hypobromous acid (HOB) solution at certain temperature. HOBr H*(0) +…

A:

Q: 9. Calculate the pH of a 0.10 M aqueous solution of acetic acid. (CH3COOH, 60.02 g/mol, K₂ = 1.8 x…

A: à

Q: What is the pH of a 0.2M monoprotic acid whose Ka is 5.7 x 10-4? a. 2.5 b. 0.83 c. 2.0 d. 1.8

A: Given data,Molarity of acid=0.20MKa=5.7×10-4

Q: What is the pH of a solution at 298 K that is prepared by diluting 275 mL of 0.551 M Ca(OH)2 to 2.50…

A:

Q: Butyric acid is responsible for the odor in rancid butter. A solution of 0.25 M butyric acid has a…

A: Given that,The concentration of butyric acid,The pH of the solution = Ka for the acid = ?

Q: What is the pH of 0.01 mol.L-¹ KOH solution ? Select one: a. 0 b. 2 c. 7 d. 12 e. 14

A: Given,0.01 mol.L-1 KOH solution .Required,                  The pH of the above solution .

Q: If Ka for the acid is 2.51 x 10-5 at 25°C, what is the Kb of the conjugate base? a. 3.98 x 1010 b.…

A: Acid can be defined as the substance that give hydrogen ions in solution.and a strong acid have…

Q: What is the pH of 0.025 M aqueous acetate ion? (Kb of CH3CO2– = 5.6 ×× 10–10)

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Calculate the pH of a 0.50 M aqueous solution of HF. (K₂ 7.2 x 104) A. 3.6 x 10-4 B. 0.019 C. 1.7 D.…

A: Given: The Ka for HF = 7.2 × 10-4 We have to calculate the pH of a 0.50 M aqueous solution of HF.

Q: What is the pH of .00055 M soln of NaOH?   A. 3.3 B. 1.3 E-3 C. 10.7 D. 1.55 E-7

A: Given  [ OH - ]   = 0.00055 M   PH         = ?

Q: 0.215 M solution of acetate has a pH of 9.00. What is the Kb of acetate?

A:

Q: What is the [OH-] of a soln with a pH of 8.1?    A. 1.3 E -8 B. 1.3 E -6 C. 7.9 E -2 D. 7.9 E -9

A: Given the pH of solution=8.1we are asked to calculate the concentration of [OH-] ions.

Q: 14.What is the k a of a monoprotic weak acid if a 0.213 M solution has a pH of 2.876?   A.…

A:

Q: pH

A:

Q: What is the pH of a solution made of 0.IM acetic acid (pka = 4.8)? %3D О а. 2.9

A: We have given that  what is pH of a solution made of 0.1M acetic acid (pKa = 4.8 )    pH of solution…

Q: Calculate the pH of a 1000 mL solution prepared by dissolving in water 0.600 mol of a weak acid HA…

A: Interpretation -  To determine the pH of a 1000 mL solution prepared by dissolving in water 0.600…

Q: What is the pH of a 0.040 M HNO 3 solution? A. 1.40 B. 1.70 C. 0.040 D. 12.30

A:

Q: pH

A:

Q: The pH of vinegar is around 4.95 while that of milk is around 6.69. How do they compare in terms of…

A: Here we are required to compare acidity of vinegar and milk.

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.