What is the pH of a solution that is 0.048 M in HA and also 0.042 M in NaA? (Ka = 4.1 × 10-6) %3D O 6.82 O 8.06 O 6.56 O 4.33 5.33

Q: Which of the following is an acidic salt?* OKNO3 O SrCl2 O CuCl2 Ba(CH3C00)2

A: Acidic salts are the ones which produce acidic solution when dissolved in solvent. Acidic salts are…

Q: A solution is prepared by dissolving 4.50 g of solid NaOH in 1.00 L o 0.100 M HNO₂(aq) (Ka =…

A: The pH of the solution can be calculated as follows

Q: What is the pH of a 0.40 M ammonia solution? Ka is 5.6 X 10-10 11.43 O 2.57 O 9.18 O 4.82

A: Ka = 5.6 x 10 —10

Q: A sample of potassium acetate, KCH3CO2 (M=98), of mass 4.9 g is used to prepare 500 ml of solution.…

A: Consider the given information is as follows; Mass of KCH3CO2 = 4.9 g Volume of solution = 500 mL =…

Q: Calculate the pH of a solution of 6.5 x 109 mol of Ca(OH)2 in 10.0 L of water. Ksp(Ca(OH)₂) = 6.5 x…

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Q: A tablet containing 500.0 mg of aspirin (acetylsalicylic acid or HC gH 70 4) was dissolved in enough…

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Q: Calculate the pH of a 0.053 M NaF solution. (Ka for HF = 7.1 x 10−4.)

A: NaF is a salt of strong base (NaOH) and weak acid (HF)

Q: What is the pH of a 0.025 M aqueous solution of Sr(OH) 2?   a. 12.40   b. 1.60   c. 1.30   d.…

A: The concentration of Sr(OH)2 = 0.025 M Strontium hydroxide is a strong base dissociates completely…

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: What is the percent ionization at 25 °C for a 0.00675 M solution of codeine (CH2, NO)? O 18.7% O…

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Q: As2. .. What is the minimum pH needed to prepare 1% sodium phenobarbital in water? Intrinsic…

A: We have to prepare 1% sodium phenobarbital in water. Solubility = 0.004M MW = 232.2g/mol pKa = 7.41

Q: Calculate the ratio [CH3COOH]/[NACH3COO] that gives a solution with pH = 5.2? ( Ka = 1.8 x 10-5)…

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Q: 13. The pka of an acid is 2.35. What is the acid-dissociation constant of the acid? O 4.5 x 10- O…

A: We can solve the Given problem by recalling the following equation Pka = -logka Where ka =…

Q: 1. How many grams of Ca3(PO4)2 will be needed to prepare 500.0 mL of a 0.161-M solution of…

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Q: What is the pH of a 0.01 M CH3COOH solution? (Ka= 1.74 x 10-5)

A: Given that  Ka of Ch3COOH is 1.74× 10^-5    Concentration of Ch3COOH is 0.01M

Q: 3. Some projection models put the carbon dioxide concentration at 1255 ppm by the year 2100.…

A: Henry's law: It states that the partial pressure of that gas above the liquid is directly…

Q: What is the pH of a solution that is 0.0032 M in HA and also 0.087 M in NaA? (Ka = 4.1 × 10-6) 6.56…

A:

Q: 17. Calculate the pH of a 0.520 M solution of a monoproctic acid with Ka = 5.44 x 10^-10.    a.…

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Q: What is the pH of 0.41 M HCIO? Ka = 3.0 x 10-8? %3D

A: We are provided with information,  [HClO] = 0.41 M Acid dissociation constant Ka = 3.0 × 10-8  We…

Q: What is the pH of 1.10 M CrCl3 (K = 1.00x10-4)? %3D

A: Given, Concentration of CrCl3 (C) = 1.10 M Ka = 1.00 × 10-4 pH of the solution = ? Note: pKw = 14…

Q: Which of the following is strongest acid HA (pka = 1) HB (pka = 2) HD (pa = 3) НЕ (pка — 4)

A: Pka of acid is given by the negative logarithm of Ka i.e pKa = -log Ka where Ka is the acid…

Q: What will be the pH of a solution containing 0.200 M NaH2PO4 and 0.200 M Na2HPO4? Ka(NaH2PO4) = 6.2…

A: Given,  Molar concentration of weak acid, NaH2PO4 or H2PO4- = [H2PO4-] = 0.200 M Molar concentration…

Q: Barium fluoride (BaF2) has Ksp = 1.8 x 107. VWhat is the maximum fluoride ion concentration possible…

A: Given: Ksp of BaF2 = 1.8 x 10-7 Concentration of Ba2+ = [Ba2+] = 5.0 x 10-4 M

Q: What is the pH of a solution that is 0.033 M in HA and also 0.23 Min NaA? (Kg = 4.1 × 10-6) %3D O…

A: We have to calculate the pH of solution.

Q: What is the pH of a 0.36 M solution of HNO2 (Ka = 4.5 x 10-4)?

A:

Q: 3) What is the pH of a 0.235 M solution of potassium fluoride? Ka (HF) = 6.6 x 10-4 A) 11.45 B) 8.28…

A: The relationship between Ka, Kb and Kw is shown as follows, Ka x Kb = Kw Ka is the acid dissociation…

Q: What is the pH of a solution that is 0.063 M in HA and also 0.023 Min NaA? (Ka = 4.1 × 10- O. 5.46…

A: Given: The concentration of HA is 0.063 M The concentration of NaA is 0.023 M The Ka value is 4.1 x…

Q: Calculate the Ka of a 0.390 M acid solution with [H3O+]= 4.52 x 10-5M

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Q: 3. Calculate the pH of a solution containing 0.10 M H3BO3 and 0.18 M NaH2BO3 Ka = 5.81 X 10 10

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Q: How does tnis meenanim O aw ? 1. NacN 2.Hz INi

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Q: What is the pH of a 0.280 M solution of aniline (C6H;NH2, Kb = 4.3 × 10-1º)? %3D

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Q: 6. What is the pH of 0.5 M nitrous acid (HNO2) ( Ka = 4.5 x 10-4) %3D www

A: Find the pH of HNO2 having 0.5 molarity  Given ka = 4.5 x 10-4

Q: What is the pH of a 0.618 M carbonic acid (H2CO3) solution given Ka1=4.4×10−7 and Ka2=4.7×10−11?

A:

Q: How many grams of NaNCO (FW 65) needs to be dissolved in a 1.5 L of 1.5 M HNCO (K, = 2 x 104) to…

A: The given buffer solution is a mixture of acid HNCO and its conjugate  base NaNCO . The…

Q: What is the pH of a solution that is 0.048 M in HA and also 0.042 M in NaA? (Ka = 4.1 x 10-6) 6.82…

A: Given, Ka for NaA = 4.1 x 10-6  PH = ?

Q: What is the pH of a solution with a fluoride concentration of 0.20 M ? The Kb for F– is 1.47×10-11 .

A: In order to find the pH of the solution we first write down the given data: Fluoride concentration=…

Q: Barium fluoride (BaF2) has Ksp = 1.8 x 107. What is the maximum fluoride ion concentration possible,…

A: The maximum fluoride ion concentration can be calculated as follows

Q: If [H3O*] = 3.8 x 10-3 M, what is the pOH of the solution? %3D O 2.42 O 2.13 O 2.77 11.58

A: The given data contains, H3O+=3.8×10-3M.

Q: What is the pH of a solution with a fluoride concentration of 0.11 M ? The Kb for F– is 1.47×10-11 .

A: The reaction is as follows, The ICE table for above reaction is shown below,

Q: 6. What is the pH of a solution containing 0.550 M HOAc and 0.460 M LiOAc? (ka of HOAc = 1.80 x…

A: The Henderson-Hasselbalch equation shows how the concentrations of an acid and its conjugate base…

Q: Calculate the pH and percent ionization of 0.05 M acetic acid Ka = 1.8 x 10 -5. %3D

A: Given, Concentration of acetic Acid (C) = 0.05 M Ka for acetic acid = 1.8 × 10-5  pH = ? Percent…

Q: B: What is the pH of 0.6 M NHẠC1 solution? Discuss your results. (Kp of NH= 1.8 x 105)

A: formula p H = 7 - 1/2 [PKb + logc]

Q: 13.2) What is the pH of a 0.85 M solution of sodium hydrogen sulfite, NaHSO3 (Ka=6.0 x 10^-8)?

A: Given: Initial concentration of NaHSO3=0.85 M Ka for NaHSO3 = 6 x10-8 We know that, pH = -…

Q: Calculate the pH of a solution that is 0.250 M in HClO4 and 0.125 M in CH3COOH (Ka = 1.8 x 10-5)

A:

Q: 3. Calculate the concentration of all species (including H3O* and OH) in a 0.500 M solution of H;SO3…

A: The equilibrium constant for a reaction is expressed in terms of the ratio of the concentration of…

Q: Calculate the pH of 0.0470 M LiBrO. Ka of HBrO = 2.8 x 10-9

A: The molarity of LiBrO solution is = 0.0470 M The dissociation constant of the weak acid HBrO is =…

Q: What is the pH of a 0.35 M solution of methylamine (CH3NH2, Kb 4.4 at 25°C? O a. 5.55 b. 12.09 O c.…

A: We will. Calculate pH

Q: Calculate the pH of water containing 0.05 M NaCl at 25°C. Given: YH = 0.86 and %3D YOH- = 0.81. O…

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Q: Calculate the pH of a solution that is 0.70 M in HF (Ka =7.2 x 104) and 0.66 M in NaF. а. 3.40 O…

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