What is the pH of a solution that is 0.10 M HNO2 and 0.10 M NaNO2 (the conjugate base)? Ka of HNO2 = 4.6 x 10 -4

Q: 6. You're preparing a solution of a drug for IV administration. You dissolve the drug in a buffered…

A: Given the pH of the solution = 7.4  The initial concentration of the weak acid taken = 0.001 M…

Q: Acetic acid (CH, COOH, K, = 1.80 x 10-) is a weak acid, so the salt sodium acetate (CH, COONA) acts…

A: Given, Ka = 1.8 × 10-5 , [CH3COONa] = 0.566 M The reaction : CH3COONa + H2O ⇔  OH- + CH3COOH

Q: What is the pH of a solution that is 0.14 M C,H, NH2 (ethylamine) and 0.51 M C;H;NH;Br…

A: Given :  Here ethylamine is acid while ethylammonium bromide is salt. So, [Acid] = 0.14 M And [Base]…

Q: What is the pH of a 0.360 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹

A: Given data--> C= 0.360 M solution of C5H5NHBr Kb=1.7*10-9   pkb = - log10(1.7*10-9) pkb= 9 -…

Q: What is the pH of a 0.785 M solution of formic acid, HCHO2? The Ka of HCHO2 is 1.77 x 10-4.

A: In an aqueous solution of HCHO2, the dissociation of weak acid HCHO2 and autoionization of water…

Q: What is the pH of a solution with [H+] = 2.37 x 10-5 ?

A: We know that pH is defined as the -ve log of the concentration of [H+] Here  [H+] = 2.37 x 10-5

Q: OH,O and H,PO OH,PO, and H,PO O HO and H,PO OH,PO, and OH 7) The conjugate base of NH," is OH. O…

A: •This question is based on conjugate acid and base. •So firstly we understand about conjugate acid…

Q: Calculate the pH of a solution that has an ammonium chloride concentration of 0.043 M and an ammonia…

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Q: What is the pH of a 1.10x10-3 M solution of phenol, HC6H5O? The pKa of HC6H5O is 9.89.

A: Phenol is weak acid hence it dissociated feably in aqueous solution

Q: What is the pH of a 0.590 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

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Q: Find the pH of a 2.0 M solution of H2SO4. Ka = 1.1 x 10^-2

A: Given :-  Concentration of H2SO4 solution = 2.0 M  Ka of H2SO4 = 1.1 × 10-2  To find :-  pH of…

Q: Calculate the pH of a 0.40 M solution of benzoic acid, C6H5COOH? (Ka-6.3 x 10-5) What is the %…

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Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.23 M solution…

A: The PH of diprotic acid can be calculated as follows

Q: Determine the voltage of a galvanic cell composed of Pb(s) in a 1.00 M solution of Pb²+, and Ni(s)…

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Q: Calculate the pH of 9.3×10−2  M propionic acid (C2H5COOH). Ka= 1.3x10-5

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Q: Given the weak acid, boric acid (H3BO3), calculate the pH and pOH of a 4M boric acid solution. Ka =…

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Q: What is the pH of a 0.190 M C6H5CO2H M solution if the K₂ of C6H5CO2H is 6.5 x 10-5?

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Q: What is the pH of a 0.470 M solution of pyridine if Kb = 1.5x10^-9?

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Q: What is the pH of a 0.0490 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10-1⁰)?

A: Concentration of HCN solution (c) = 0.0490 M Ka = 4.9×10-10 pH = ?

Q: What is the pH of a 0.800 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A: Information about the question

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 0.720 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

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Q: What is the pH of a 0.420 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)

A: Given, Concentration of C₅H₅NHBr = 0.420 M Kb = C₅H₅N is 1.7 × 10⁻⁹

Q: In the reaction SnCl4 + 2Cl- = (SnCl6)2- which acts as the Lewis base?

A: We have to identify the Lewis base for the following given reaction SnCl4 + 2Cl- = (SnCl6)2- as…

Q: The K₂ of a weak monoprotic acid is 1.51 x 10-5. What is the pH of a 0.0914 M solution of this acid?…

A: PH is a negative logarithm of [H]+ ion concentration.

Q: What is the pH of a 0.650 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

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Q: What is the pH of a 0.459 M solution of NaCIO. K₁ = 2.87 × 10-8

A: Given that, the concentration of the NaClO is C = 0.459 M. The Ka = 2.87×10-8. We have to calculate…

Q: What is the pH of 425.0 mL of an aqueous solution containing 0.559 g of HCI? Round your answer to 3…

A: Volume= 425 ml  1 L = 1000 ml so  425 ml =0.425 L  Volume= 0.425 L  Weight of HCl = 0.559 gram.…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 x 10 and Ka2 = 6.7 x 10°. What is the pH of a 0.30 M solution of…

A: Given,the molarity of H2A = 0.30 MKa1 = 3.4 x 10-4Ka2 = 6.7 x 10-9

Q: What is the pH of a solution that is 0.15 M NH4Cl and 0.35 M NH3?   The Ka of NH4Cl is 5.01 x…

A: In this question , we have to calculate the correct pH of given problem by the help of…

Q: What is the pH of a 0.17 M weak acid solution? The KA of the weak acid is 2.1 x 10-5.

A: Given :-  Initial concentration of weak acid = 0.17 M  Ka for acid = 2.1 × 10-5  To be calculated :-…

Q: Calculate the pH of a 0.0159 M aqueous solution of formic acid (HCOOH, Ka 4). = 1.8×10

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Q: A 0.60 M solution of a weak acid, HA, has a pH of 3.41. What is the percentage ionization of the…

A: ★ Answer : percentage of ionization of the acid is 0.064%

Q: What the pH of a solution containing [H3O+] = 5.62 x 10-11 mol L-1 ?

A: Given that, for a solution [H3O+] = 5.62×10-11 mol/L. We have to calculate the pH of the solution.

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: What quantity of moles of glucose (C₆H₁₂O₆) in 0.500 L of a 0.400 M solutions?     The pH of a basic…

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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: Given that pKa = 3.14 at 25 deg C for HNO2, what is the pH of 0.173 mol L-1 NaNO2(aq) at 25 \deg C?…

A: The objective of the question is to calculate the pH of a 0.173 mol/L NaNO2 solution at 25°C and the…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.20 M solution…

A: Reactions- H₂A + H2O ↔HA-  + H3O+  Ka1 = 3.4 × 10⁻⁴ HA- + H2O ↔ A2- + H3O+  Ka2 = 6.7 × 10⁻⁹ Ka1…

Q: What is the pH of a solution which is 0.021 M in weak base and 0.035 M in the conjugate weak acid…

A: The objective of the question is to calculate the .

Q: Calculate the pH of a 0.025 M solution of propanoic acid (K, = 1.3 x 10-5). 7.48 0.025 O 5.6 x 104…

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Q: Determine the pH of a solution of a weak acid (HA) that is 0.17 M. The Ka of the weak acid is 7.5 x…

A: Given a concentration of weak acid (HA) =0.17M Acid dissociation constant value =        7.5 x 10-5…

Q: Calculate the pH of a 0.10 M hypochlorous acid solution. Ka = 3.5 x 10-8. HClO ⇋ H+ + ClO-

A: In this  solution source of H+ ions are two , weak acid and water. [H+] = Ka C + Kw = 3.5 × 10-8 ×…

Q: what is the pH of a solution containing 7.1 g of acetic acid (HC2H3O2) dissolved in 240 mL of water?…

A: Acetic acid i.e CH3COOH is a weak monoprotic acid. Hence it will dissociate partially in the…

Q: The pKa of formic acid (HCO2H) is 3.75. What is the pH of a solution of 0.2 M formic acid?

A: The pKa for the formic acid is = 3.75 The concentration of the formic acid solution is = 0.2 M The…