Carbonic acid, H:COs is a diprotic acid with Ka1 = 4.3 x 10 7 and Ka2 = 5.6 x 10 11 What is the pH of a 0.39 M solution of carbonic acid?

Q: Carbonic acid, H2CO: is a diprotic acid with Ka1 = 4.3 x 107 and Ka2 = 5.6 x 10 11. What is the pH…

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Q: What is the concentration of a solution of (a) KOH for whichthe pH is 11.89, (b) Ca(OH)2 for which…

A: We know that, the pH of the solution is equal to the negative log10 of the hydrogen ion…

Q: Hydrofluoric acid, HF(aq), is a weak acid with Ka = 3.5 x 10–4. What isthe pH of 0.10 M HF(aq)?

A: Answer :- Acid dissociation constant :- The equilibrium constant for an dissociation of acid is…

Q: Carbonic acid, H2COS is a diprotic acid with Ka1 = 4.3 x 10 7 and Ka2 = 5.6 x 10 11. What is the pH…

A: Answer

Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH…

A: Given,  Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. The pH…

Q: What is the pH of a solution with [H3O+] of 1.9 x 108 M?

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Q: What is the pH of a 0.0270 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

A: HCN is a weak acid , it ionizes  as follows  HCN <----> H+ + CN- Given , Concentration of HCN…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.18 M solution…

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Q: 2. Phenol, CH;OH can act as an acid in an aqueous solution. The Ka of phenolis around 2.1 x 10°, and…

A: pH = -log[H+] pOH = -log[OH]  Also, pH + pOH = 14 Also Ka and Kb has a relationship  Ka × Kb = Kw

Q: A solution of KOH has a pH of 10.00. How many grams of SrO should be dissolved in sufficient water…

A: Answer:- This question is answered by using the simple concept of calculation of OH- concentration…

Q: What is the concentration of a solution of (a) KOH for which the pH is 11.89, (b) Ca(OH)2 for which…

A: We use the PH equation for calculation for H+ concentration.  Then apply Ionic  product  of water to…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.14 M solution…

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Q: What is the pH of a 0.100 M solution of potassium hydrogen phthalate, KHC8H4O2? For phthalic acid,…

A: Given data : Potassium hydrogen  phthalate, (KHC8H4O2 ) is a phthalic acid. So, pKa = -log[Ka] Ka =…

Q: What is the pH in a 0.0320 M aqueous solution of formic acid (HCOOH)? (For HCOOH, Ka=1.8 x 10–4)

A: HCOOH is a weak organic acid. It dissociates into formate ions and hydrogen ions. The ICE table for…

Q: Calculate the PH of:     II. A "1.8x10-2 molar" solution of an unknown strong base: X (OH) 2

A: Bases have Hydroxide ions(OH-) pH + POH = 14 POH = - log [OH-]

Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH…

A: pH of a 0.48 M solution of carbonic acid = 3.35

Q: How many moles of NH3 must be dissolved in water to give 813.0 mL of solution with a pH of 11.15? Kb…

A: The value of Kb for the given weak base is = 1.8x10-5 The concentration of the base solution is =?…

Q: What is the pH of a 0.150 M solution of acetic acid (pKa=4.75) at 25 degree celsius?

A: Given, the concentration of acetic acid =0.150 Mand pKa of acetic acid =4.75 at 25 °Cwe are asked to…

Q: The weak acid, chloroacetic acid, is a useful reagent in organic synthesis owing to a reactive C-CI…

A: pH = -log[H+]

Q: What is the pH of 0.350 M Sr(OH)2 ?

A: pOH of the solution is equal to the negative logarithm of hydroxide ion while the pH of the solution…

Q: What is the pH of a solution with an [H*] = 1 x106 %3D

A: Given that, [H+]=1×10-6M pH=?

Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH…

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Q: What is the pH of a 0.25M solution of Ca(OH)2?

A: Calcium hydroxide is a strong base. It undergoes complete dissociation in water to give two moles of…

Q: What is the pH of a 0.0620 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10¬1º)? %3D

A: Given data,Molarity of HCN=0.0620MKa=4.9×10-10

Q: Which of the following solution is the least acidic? ​A. [OH‾] = 1.5 × 10^-8 M   B. [H3O^+]…

A: (a) Given (b)

Q: Carbonic acid, H,CO3 is a diprotic acid with Ka1 = 4.3 × 10-7 and Ka2 = 5.6 x 10-1". What is the pH…

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Q: Calculate the pH of a 0.100 M CH 3NH 3CI solution. Kb for methylamine, CH 3NH 2, is 3.7 × 10 4.…

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Q: What is the pH of a 1.45 X 10-6 M solution of HNO3?

A: We have given that   Concentration of HNO3 = 1.45×10-6M  We know that  HNO3 is strong acid and…

Q: A hypothetical weak base has Kb = 5.0 × 10−8. Calculate the equilibrium concentrations of the base,…

A: Given: Kb for the weak base = 5.0 × 10-8  Concentration of the weak base = 0.15 M We have to…

Q: What is the pH of .242 M H2CO3 (aq)? O 6.38 О 3.50 O 10.50 O 4.12 O 5.47

A: pH is defined as negative log of concentration of H+ ions in the solution.

Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH…

A: The carbonic acid is a diprotic acid. The major release of hydrogen ions occurs in the primary…

Q: Malonic acid (Ka1 = 1.42 x 10–3, Ka2 = 2.01 x 10–6) can exist as one of the 3 forms shown below.…

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Q: What is the pH of a 0.0370 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

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Q: Which of the following is the strongest acid: н, с. ОА Ов C OD A 'OH H, C FH В OH HC C OH F ж Н D…

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Q: A solution of HCNO (Ka = 3.5 x 10“) has a pH of 2.3. What is the concentration of this solution?

A: After observing this question, we can say that, This question is completely based on "Handerson -…

Q: What is the pH of a 7.8×10-5 M Ca(OH)2 solution?

A:

Q: Write the specific chemical equation for the dissociation of Sr(OH)2. Calculate the pH of  a 0.0745…

A: Sr(OH)2 is a strong base. It dissociates completely into its ions. The chemical equation for the…

Q: Carbonic acid, H.CO, is a diprotic acid with Ka1 = 4.3 x 10' and Ka2 = 5.6 x 101". What is the pH of…

A: Carbonic acid (H2CO3) is a diprotic acid because on heating it liberates 2H+ ions.  Given: [H2CO3] =…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.58 M solution…

A: Since the Ka1 of H2A is >> Ka2 of H2A  Hence we can assume only the first dissociation of H2A…

Q: Phosphoric acid, H;PO,(aq), is a triprotic acid, meaning that one molecule of the acid has three…

A:

Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH…

A: Since the Ka1 of H2CO3 is >> Ka2 of H2CO3  Hence we can assume only the first dissociation of…

Q: Why is the pH of water at 25oC equal to 7.00?

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Q: What is the pH of a solution with [H3O+] of 1.9 x 10-8 M?

A: Given that, [H3O+] = 1.9×10-8 M pH = ?

Q: Arsenic acid, H3AsO4, is used industrially to manufacture insecticides. Arsenic acid is a polyprotic…

A: Given, Arsenic acid is a polyprotic acid with Ka1 = 2.5 × 10–4 Arsenic acid is a polyprotic acid…

Q: What is the pH of a solution with a [H] of 3.5 x 10³? (K)

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Q: Calculate the pH of a 1.60 M KBRO solution. Ka for hypobromous acid, HBrO, is 2.0 × 10º. 4.25 2.55…

A: ph is the gives the hydrogen ion concentration in the aqueous solution.

Q: What is the pH of a 0.0500 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

A: Given -> Molarity of HCN = 0.0500 M Ka = 4.9 × 10-10

Q: 2) A weak acid has a K,= 6.62 x 10. What is the pH of a solution of this acid that is 2.65 M?

A:

Q: A diprotic acid, H2A, has Ka1 = 3.4 x 10 4 and Ka2 = 6.7 x 10-9. What is the pH of a 0.28 M solution…

A: Given: The molarity of the solution of H2A is 0.28 M The value of Ka1 is 3.4 x 10-4 The value of Ka2…

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

A: An acid is a substance that can furnish the hydrogen ions in the aqueous solution. The weak acid…