Determine the AH of the reaction 1 1 NO2(9) +702(9) +5H209) → HN03(aq) |

Q: If weak acids ionize only a few percent in aqueous solution, why is it possible to fully neutralize…

A: Concept:  Weak acid: Weak acids are acids which don't completely dissociate in solution. In other…

Q: A large volume of 0.1760 M H2SO3(aq) is treated with enough NaOH(s) to adjust the pH of the solution…

A: Introduction: pH: pH is used to express the acidity of the solution. It is defined as negative…

Q: What is the pH and pOH of a 28% KH2PO4?

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Q: Write the formula of the conjugate base of CH3CO2H

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

Q: The pH of an aqueous solution of weak monoprotic acid is 3.15. What is the initial…

A: Value of pH is sued to measure acidity or basicity of a solution. Value of pH lies in the range from…

Q: Calculate the equilibrium concentrations of all chemical species present in a 0.10 M H2CO3(aq)…

A: Dissociation of H2CO3 takes place as follows: Since H2CO3 is a weak acid, thus x can be neglected…

Q: Using paleolimnological methods it is possible to estimate past pH values of surface waters. If the…

A: Solution: Given that pH of surface water using paleolimnological method is 5.787 So, pH = -log[H+]…

Q: 3. Complete and balance the following acid-base reactions. HCl + КОН — H2SO4 + NaOH → HNO3 + LIOH

A: In an acid-base reaction, acid reacts with base to produce salt and water. HCl  +   KOH  ------>…

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: СН.ОН (аq) + CN (ag) — HCN(aq) + CH,О (aq)

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Q: Calculate the pH, pOH and [OH ] of a 0.0420 mol/L a strong acid, HNO, (aq) solution.

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Q: The pH of an aqueous solution of 0.0916 M ascorbic acid, H2C,H,06 (aq), is

A: pH = −log [H+] Where, [H+] is molar concentration of the H+ ion.

Q: Calculate the pH of a 0.050 M NH3(aq) solution.

A: pOH of a solution is a measure of the concentration of hydroxide ions present in that solution.…

Q: The pH of an aqueous solution of 0.061 M ascorbic acid, H2C,H606 (aq), is

A: Please find your solution below : pH is the measure of extent of H+ concentration and the extent of…

Q: what is the conjugate base of hydrogen phosphite

A: Conjugate  base contain one lessproton  than acid that is      B                   BH+   base…

Q: When a solution is prepared by dissolving one pellet of KOH weighing 128 mg in 500 ml of dH2O…

A: Mass of KOH = 128 mg1mg = 10-3 gMass of KOH = 0.128 gMolar Mass of KOH = 56.1 g/molMoles of KOH =…

Q: The pH of a lime is 1.90. What is the [H3O*]?

A: Power of hydrogenpH value indicates the acidic and basic nature of a solution. pH ranges between 0…

Q: .Write a balanced equation for the dissociation of each of the following Bronsted- Lowry acids in…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: Phosphoric acid, H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has three…

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Q: what is the pH of a 0.15 mol/L solution of hypochlorous acid? the answer should be written to two…

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Q: The pH of a 0.052M solution of acrylic acid (HC,H,CO,) is measured to be 2.77. Calculate the acid…

A: GivenpH = 2.77pH = -logH+2.77 = -log H+H+ = 0.00169 M[H+] = 1.7 * 10-3 M

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: What is the conjugate acid of HPO42− ?

A: When the base is added with a hydrogen ion i.e H+ ion it gives the conjugate acid of that base.

Q: 5. A solution is initially 0.050 M in ammonia, NH3 (Kp = 1.8 x 10°). (a) Write the equilibrium…

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Q: Hydrogen cyanide, HCN(aq), is a weak acid with pKa = 9.2. What is the pH of 2.5M HCN(aq)?

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Q: Place the following acids in order of increasing strength: -H​3P​O​4,​ H3P​O​2​ and H3P​O​3.​…

A: We have to explain the acidity order: -H​3P​O​4,​ H3P​O​2​ and H3PO3.

Q: Determine the pH of a 1.2 M solution of ammonia, NH3, with K 1.8 x 105

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Q: What is the pH value of sodium hydroxide if it has a power of hydrogen (pOH) of 2.46?

A: pOH of sodium hydroxide = 2.46  pH  of sodium hydroxide = ?

Q: 21 (aq) + S,0, (aq) (ag) nhta

A: In physical chemistry, chemical kinetics is studied for the understanding of the rate of a chemical…

Q: What is the pH of a 2.85 M , solution of HNO3 (aq)?

A: pH is defined as the negative logarithm to the base 10 of H+ ion concentration expressed in mol/L pH…

Q: Q3// The basicity constant Kp for ammonia is 1.75 x 10 at 25°C. Calculate the pH and pOH for a 1.00…

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next…

Q: The molar concentration of H3O+ ions in the following solutions was measured at 25 °C. Calculate the…

A: pH is used to measure acidity or basicity of an aqueous solution. pH of any solution can be…

Q: Calculate the pH of a 0.100 M HC2H3O2(aq) solution.

A: The acid in the given problem is depicted by the formula C2H3O2H is acetic acid . It can be written…

Q: Determine the pH of a 0.450M solution of aniline hydrochloride. C6H;NH, (ag) + H,O(1) = H;O* (ag) +…

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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: Calculate the pH of a 0.525M solution of hypochlorous acid, HClO.

A: Given, Concentration of hypochlorous acid (HClO) solution = 0.525 M Ka for HClO = 3.5 × 10-8  (Ka…

Q: What is the conjugate acid for H_2SO_3(aq)?

A: The pair of acid and base differing from each other by just one proton is called conjugate acid-base…

Q: What is the pH of 3.5 × 10−4 M HNO3 (aq)?

A: An acidic substance is the substance that can give H+ ions. They are corrosive and sour in nature.…

Q: Determine the pH of a 0.0400 mol / L solution of H 2 S (aq).

A: The pH of a solution can be determined by the hydrogen ion's concentration. It is the negative…

Q: What is the conjugate acid of potassium hydrogen phosphate, K2HPO4?

A: K2HPO4 is a base. Its conjugate acid can be obtained by adding a hydrogen atom to it. The net ionic…

Q: Give the formula of the conjugate acide of H2O ?

A: Conjugate acid, according to Bronsted-Lowry-acid-base theory, is chemical compound that is formed…

Q: Calculate the AH for the reaction: N2O4+ CO → N½O+ CO2

A: N2O4 (g) + 3CO (g)   ------>  N2O (g)  + 3CO2 (g) Enthalpies…

Q: The pH of an aqueous solution of formic acid (HCOOH) is 3.318. What is the initial molar…

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Q: Assuming the base completely dissociates in water, what is the pH of a 5.20 g/L solution of Ba(OH)2…

A: pH is basically the negative logarithm of concentration of H+ and it is given by the formula:…

Q: A brand of window-cleaning fluid is composed of ammonia solution, water, a colouring agent, and a…

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Q: The pH of an aqueous solution of 0.255 M hydrosulfuric acid, H2S (aq), is

A:

Q: Would you expect an aqueous solution of manganese (VII) oxide to have a ph greater or less than 7.0?…

A: Oxidation state is the number of electrons that are either gain or lose by an atom in a chemical…

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