The PH of a Oil M agueas sólutiom of Naz( the sodium salt of 2s 10,70: what is thie ha for Hz?

Q: Calculate the pH of 0.400 M pyridinium bromide, C5H5NHBr. K of pyridine, C5H5N, = 1.7 x 10*" Provide…

A: Given data,Molarity of C5H5NH+=0.400MKb=1.7×10-9

Q: What is the pH of a 0.0810 M solution of HONH;CI (Kb of HONH2 is 1.1 x 108)?

A: Given,                HONH3Cl -----> HONH3+ + Cl-  Hydrolysis of the weak conjugate acid, HONH3+…

Q: 1) Calculate the pH (aq., 25 °C) of a 0.073 M Novocaine (C13H21O2N2CI) solution, which is the salt…

A: Solving only first question in accordance with guidelines. We will first draw ICE table and then…

Q: The pH of an aqueous solution of 6.50x10 M hydroselenic acid, H,Se (aq), is For H,Se Ka =1.30*10 and…

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

Q: Calculate the pH of 1.1 M C3H7COOH(aq) given that its Ka = 1.5×10-5. Provide your answer in decimal…

A: First of all, we need to find out the Degree of dissociation (alpha).…

Q: What is the pH of a 0.21 M solution of methylamine (CH3NH2, Kb = 4.4 x 10–4) at 25 degrees C?

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Q: What is the pH of an aqueous solution of 1.45×10-2 M nitric acid?

A: Nitric acid i.e HNO3 is a strong acid. Hence it dissociates into ions completely as per the…

Q: The pOH of ammonium hydroxide at 25 C is 5.55. What is the pH and the [H ], [OH ] in mol/L for…

A: At constant temperature, the pH of a solution remains constant. For 250 C, the pH of the solution…

Q: Due to the pandemic Covid-19, the uses of hand sanitizers are very important among us. Predict and…

A: Hand sanitizer is a neutral solution. When red cabage indicator was added to it becomes purple in…

Q: pH of 2.91 is prepared by dissolving I g. of benzoic ater. What is K of benzoic acid?

A: According to the question, a solution with a pH of 2.91 is prepared by dissolving 1 g. of benzoic…

Q: Calculate the pH of the following solutions at 298K: (a) potassium hydroxide 2.4 x 104 mol dm3 (b)…

A: To calculate the pH of the below given solution: molarity of KOH = 2.4×10-4 mol dm-3 molarity of…

Q: The base protonation constant K, of morpholine (C¸H,ONH) is 2.14 × 10 °. Calculate the pH of a 1.0 M…

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Q: What is the pH of a vinegar with 25.65 % (w/v) acetic acid in water? The pKa of acetic acid is…

A: Consider the given information is as follows;  %(w/v) acetic acid = 25.65% pKa of acetic acid =…

Q: calculate the pH of the equivalence pount concentraton of N2OH solution = oil mollL Mean tire (NoOH…

A: Aspirin is a weak acid. It is reacting with a strong base NaOH. So, the equivalence point will be…

Q: The pH of a 1.2M solution of carbonic acid (H,CO,) is measured to be 3.13. Calculate the acid…

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Q: What the pH of 0.10 M solution of methylamine (Kb for CH3NH2 is 4.4 x 10*)?

A: A numerical problem based on pH of the weak base, which is to be accomplished.

Q: [b] Derive the following question ;- pH = pK, + log [ Cs/C.1

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Q: The pH of an aqueous solution of 0.532 M nitrous acid is

A: The acid ionization constant, Ka represents the acid strength of a solution and the acid is stronger…

Q: The concentration of CH3COOH (pKa=4.75) in vinegar is about 1.0 M. With this what do you predict the…

A: pH is the negative logarithm of Hydrogen ion concentration. pH of a solution can be calculated as:…

Q: Dindicates concentrat on che pH of a solution, ha

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Q: What is the pH of a 0.0930 M solution of methylamine (CH₃NH₂, Kb = 4.4 × 10⁻⁴)?

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Q: HCN is a weak acid (Ka=6.20×10−10) , so the salt, KCN , acts as a weak base. What is the pH of a…

A: Weak acid are those acid which does not dissociate completely in aqueous solution and weak base are…

Q: The pH of a solution at 25C 11 which OH =20x 10 is: 4.76 3.30 9.52 9.30 4.69

A: Concentration of OH- ion = 2.0 × 10-5  pH of the solution at 25°C = ?

Q: The pH of a 0.501 M  solution of the conjugate base, A-, of a weak acid, HA, is 11.10. What is the…

A: Given: pH = 11.10 [A-] = 0.501 M As pH = -log[H+] Thus,  [H+] = 10-pH = 1011.10 = 7.9 x 10-12 M…

Q: What is the ionization constant at 25 °C for the weak acid (CH3)2NH2+,the conjugate acid of the weak…

A: Formula for relationship between ka and kb is  ka*kb= 10-14 Ka= 10-14/kb Ka= 10-14/5.9x10-4 Ka=…

Q: ajuse the nule of loga for ithms and exponents to Solne ur [H+] In terms of PH %31

A: We have to predict Hydrogen ion concentration in terms of pH .

Q: Hydroxylamine, HONH2, readily forms salts which are used as antioxidants in soaps. Hydroxylamine has…

A: NH2OH    +H2O   →NH3OH        +        OH-aq              l            aq…

Q: The pOH of an aqueous solution of 0.423 M benzoic acid, C¿H;COOH is

A:

Q: What is the pH of a 0.40 M solution of benzoic acid, C6H5COOH?

A: Given information: Concentration of benzoic acid = 0.40 M

Q: The value pKw is 11.05 at 78 °C. What is the pH of a neutral solution at the same temperature? Enter…

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Q: 3' 4. 6. 7. 6. 10 12 13 14 The acid dissociation constant K of alloxanic acid (HC,H,N,0,) is 2.24 x…

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Q: 3b.) The Ka of acetic acid is 1.8 x 105. Calculate the pH of the following solutions: b. A solution…

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Q: Q6) 200 ml , o.0ol M NAOH is udded to 30oml, o.0005 M HCL. what is the PH of the Soluution ? Ans. :…

A: The balanced Chemical Reaction between HCl and NaOH is - HCl + NaOH ----> NaCl + H2O Here, one…

Q: Calculate the pH and pOH for the following: a. 10mg of cyanic acid (pKa=9.21) in 1L of water

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Q: What is the pH of a 0.0680 M solution of hydrocyanic acid, HCN (Ка %3D 4.9 х 10-10)?

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Q: A solution is prepared at 25 °C that is initially 0.29M in chloroacetic acid (HCH,CICO,), a weak…

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Q: The first acid ionization constant of the oxoacid H;PO, is 8 x 10-2. What molecular structure do you…

A: H3PO2 is a monoprotic acid in aque.

Q: The pH and Kh of O.1N NH4CI solution, if Kb for NH4OH at 25°C is 1.8x10-5 will be respectively equal…

A: Value of pH is used to measure extent of acidity or basicity of a solution. At room temperature,…

Q: Calculate the isoionic pH of 6.022 x 1021 molecules of thereonine in 500 mL of solution. (For…

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Q: Construct the expression for Ka for the weak acid, CH,COOH. CH,COOH(aq) + H,O(1) = H,0*(aq) +…

A: Expression  of Ka The equilibrium constant expression is the ratio of the concentrations of a…

Q: Calculate the pH of a 27 mg/L solution of hydrocyanic acid (HCN). The pKa of hydrocyanic acid is…

A: Given: The concentration of hydrocyanic acid is 27 mg/L. The pKa of hydrocyanic acid is 9.3.

Q: at 25 degrees celcous, the Ka of HCO2H is 1.77 x 10^-4. What is the Delta G naught in kj/mol for…

A: Given : Ka of HCO2H = 1.77 X 10-4  And temperature = 25 oC

Q: Determine the pH of a 0.15 M solution of Ca(BrO2)2 at 25 °C. At the same temperature, Ka for HBRO, =…

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Q: prepared

A: Equilibrium Reaction is :  F^-(aq) + H2O(l) <------> HF(aq) + OH-(aq)    Major species are :…

Q: The pH of an aqueous solution of 0.470 M hydrocyanic acid is

A: Given :- concentration of hydrocyanic acid = 0.470M  To be calculated :-  pH of solution  pH =…

Q: For a temperature of 10C in which Kw= 2.89e-15 and Pkw = 14.539  what is the poH, ph H30+ ?  OH=…

A: Applying concept of PHand POH. POH= - log [OH-]