Calculate the pH and the pOH of an aqueous solution that is 0.020M in HCl(aq)HCl(aq) and 0.065M in HBr(aq)HBr(aq) at 25 °C.

Q: Write the formula of the conjugate base of CH3CO2H

A: Conjugate base of an acid contains one less proton.

Q: The pH of black tea is 5.5, while the pH of Coke is 2.5. Which of the following correctly describes…

A: To know the concentration of H+ ion , pH scale is introduced  Negative logaritham of H+ ion…

Q: What is the pH of a 0.078 mol dm–3 solution of a diprotic acid which is completely dissociated?…

A: Diprotic acids are those which has two protons to donate.  Concentration of diprotic acid[H2A] =…

Q: A. Calculate the pOH of each of the following solutions: 1) 0.5 M of Ca(OH), 2) 0.0235 Mof HCI 3)…

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Q: The pH of an aqueous solution of 0.134 M sodium fluoride, NaF (aq), is This solution is

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

Q: Write the formula of the conjugate base of CH₃CO₂H.

A: Given  Acid =  CH3COOH  formula of Conjugate base = ?

Q: 2.00 L of sulfuric acid, H2 SO4 (ag), contains 0.70 mol of acid. Calculate the pH and the pOH of the…

A: Given, moles of H2SO4 = 0.70 mol Volume of the solution = 2.00 L pH of the solution = ? pOH of the…

Q: what is the pH of a 2.32 molar solution of NH4Cl(aq)? The Kb for NH3 is 1.2 x10^-5.

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Q: Calculate the pH of the solution, where the acetic acid is x10 stronger than acetate.

A: In chemistry, pH is defined as the potential of hydrogen ion. It is the negative logarithm of…

Q: If the molarity of an unknown substance is expressed as 3.7 x 10-5, what is the pH of the substance?

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Q: Below is the reaction for the formation of acid rain due to high concentration of atmospheric…

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Q: The pOH of an aqueous solution of 0.435 M nitrous acid is

A: Formula used :-  pOH = -log[OH]-

Q: 1) Calculate the pH of a solution prepared by dissolving 2.35 g of sodium acetate, CH,COONa, in 81.5…

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Q: Formulate the acid-base reactions with ions, mark conjugate acid-base pairs of the reaction of…

A: Note- The product formed is ethyne and not ethene. Chemical formula of calcium carbide- CaC2…

Q: A scientist notices an occurrence of acid shock in a body of water that sits close to an in-…

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Q: 1) Calculate the pH of a solution prepared by dissolving 1.60 g of sodium acetate, CH;COONa, in 64.0…

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

Q: The pH of a 0.70 mol/L weak base solution is 10.22. What is the Kb of the base?

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Q: 8. (a) HA(aq) is a weak acid with a dissociation constant, Ka, of 8.8 x 10−12. What is the pH of a…

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Q: How do I calculate pH of a salt? for example in 0.10 M NaClO4(aq)?

A: Salt are produced by the reaction of an acid and a base. For example, The pH of salt is given as :

Q: Calculate the pH of 0.17M propanoic acid CH,CH,COOH, found in the sample analysis of sewage water.…

A:

Q: Calculate pH, pOH, [OH-(aq)] and [H30*(aq)] of a 350.0 mL aqueous solution containing 1.20 g calcium…

A: Mass of Ca(OH)2 = 1.20 g  Molar mass ( MM ) of Ca(OH)2 ,         = MM of Ca +2×  MM of O + 2 × MM oH…

Q: Calculate the pH of a 4.2M solution of hypobromous acid.

A: Ka is the ratio of  product of concentration of products raised to their stoichiometric coefficient…

Q: The pH of an aqueous solution of 0.021 M hydrosulfuric acid, H2S (aq), is .

A: H2S is a weak diprotic acid. Since the Ka2 of H2S is << Ka1 of H2S  Hence we can assume only…

Q: Determine the Ka value of a 0.150M solution of nitrous acid whose pH is 1.85. H*( aq) NO2 (aq)…

A: Given equation: HNO2 (aq) ↔ H+ (aq) + NO2- (aq) The concentration of nitrous acid solution = 0.150 M…

Q: The acid dissociation constant K, of acetic acid (HCH,Co,) is 1.8 x 10. D. Calculate the pH of a…

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Q: What is the pH of the resulting solution

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Q: Calculate the pH of a 2.61 mol/L solution of ammonium hydrogen carbonate, NH4HCO3

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Q: The pOH of an aqueous solution of 0.354 M nitrous acid is  .

A: Given: Concentration of HNO2 = 0.354 M

Q: what is acid-base equilibrium or electrochemistry? what are its practical applications?

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Q: What is the pH of a 0.10 M N(CH3)3(aq)? The base ionization constant  of trimethylamine is Kb=…

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Q: The pH of an aqueous solution of sulfurous acid, H2SO3, that has a concentration of 0.60 mol/L and…

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Q: LAI 298 15 K, the acid dissociation constant, Aas for propanoic acid, CH3CH,COOH, is 1.35 x 10 Write…

A: Propanoic acid is a weak acid, it does not dissociate completely.

Q: Calculate the pOH of a substance

A: The relationship of pH and pOH is that both values will equal 14.00. This can be represented in the…

Q: When acidulated water (dil.H2SO2solution) is electrolysed, will the pH of the solution be affected?…

A: Anode reaction is given

Q: A scientist notices an occurrence of acid shock in a body of water that sits close to an industrial…

A: Correct option is (C) explanation is given below

Q: Calculate the pH and pOH of a solution resulting from dissolving 0.75 grams of perchloric acid in…

A: Given: Mass of perchloric acid i.e HClO4 = 0.75 g And volume of solution = 1500 mL = 1.500 L…

Q: Given that methylamine, CH3NH2, has a Kb of 4.4 x 10-4, what is the pH of a 0.20 M aqueous solution…

A: For weak base CH3NH2 : [OH-] = Kb×C          = 4.4×10-4×0.20           = 9.38 x 10-3 M pOH = - log…

Q: The pH of an aqueous solution of 0.0103 M hydrosulfuric acid, H2S (aq), is

A: Given,  Molarity of H2S = 0.0103 M  First acid dissociation constant of H2S = Ka1 = 1.0 x 10-7…

Q: Write the formula of the conjugate base of CH:CO2H.

A: In order to identify the conjugate base of CH3COOH, we must know the concept of Conjugate Base.

Q: The ionization constant, Ka, for dichloroacetic acid, HC2HO2Cl2 , is 5.0 × 10‑2.  What is the pH of…

A: The ionisation reaction for the  dichloroacetic acid will be  HC2HO2Cl2 ------> H+ + C2HO2Cl2-…

Q: The pH of an aqueous solution of 0.223 M ammonium bromide, NH,Br (aq), is This solution is

A: In this question, we want to determine first the pH of the aqueous solution of NH4Br(aq) and then…

Q: Calculate the pOH value of a 0.0150 M solution of pyridine, C5H5N.

A:

Q: Calculate the pH, pOH, and fraction of solute protonated or deprotonated in the following aqueous…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: The acid dissociation constant K, of hydrocyanic acid (HCN) is 6.2 × 10¬1º. Calculate the pH of a…

A: Given, initial concentration of HCN = 3.0 M            Ka for HCN = 6.2 x 10-10 The hydrocyanic acid…

Q: Explain how a set of weak bases, all with approximately the same 0.1 molarity, can have different pH…

A: Answer

Q: The pH of an aqueous solution of acetic acid (CH,COOH) is 2.5229. What is the initial molar…

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Q: The pH of orange juice is about 3.5. What would be the pOH of orange juice?

A: Given: pH= 3.5 pOH=? It is calculated as

Q: The pH of an aqueous solution of 0.176 M ammonium bromide, NH Br (aq), is This solution is

A: 1. Solution - According to the question - pH = pH stand for potential of hydrogen, since pH is…