Which of the following will increase the percent of NH3 that is converted to the ammonium ion in water? (a) addition of NaOH (b) addition of HCl (c) addition of NH4Cl

Q: About 12% of the acid in a 0.10 M solution of a weak acid dissociates to form ions. What are the…

A: Given information: Dissociation = 12% Concentration = 0.10 M

Q: Which of the following salts DOES NOT affect pH when dissolved in water(only one)  Ammonium…

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Q: Which of the following is the stronger Brønsted–Lowry acid, HBrO or HBr?

A: Brønsted -Lowry acids or proton donors are the species, that can transfer the proton to another…

Q: HCl and NaOH is a conjugate acid base pair?..please explain

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Q: What is the pH of a 0.0520 M solution of HONH,CI (Kb of HONH, is 1.1 × 10*)? 2

A: Solution :      Weak bases show partial ionization on dissociation in an aqueous solution. Here…

Q: Calculate the percent ionization of propionic acid 1C2H5COOH2 in solutions of each of the following…

A: The percent ionization of propionic acid is to be calculated

Q: At equilibrium, ammonia in water is affected by which salt?

A: At equilibrium  NH3 + H2O  =  NH4+  + OH-

Q: Chemical pH #1 2 #2 9 #3 12 # 4 Which of the following chemicals will be a strong base? 1 3 4

A: Given  PH of different chemical = 2 ,9 ,12,5  Strong Base = ?

Q: Although BH3 and NH3 have similar chemical formulas, they exhibit opposite Lewis acid/base behavior.…

A: Lewis Acid - a species that accepts an electron pair and will have vacant orbital. Lewis base - a…

Q: What is the term used to describe the equilibrium constant for the autoionization of water?

A: An acid is a substance that gives  ions in its solution whereas a basic substance gives  ions in its…

Q: Which below is the proper equation(s) for ionization of acetic acid?       a)  CH3COOH…

A: Acetic acid (CH3COOH) is a weak acid. Weak Acids are those acids which are partially dissociate in…

Q: What are the concentrations of each of the following species in 0.100 M Ascorbic acid: H2C6H6O6,…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Select all of the following statements that CORRECTLY accounts for Bronsted-Lowry acid-base…

A: According to Bronsted-Lowry theory, acid is a substance which donates an H+ ion or a proton and…

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: Which compound(s) functions as a Brønsted-Lowry base?

A: The given compounds are identified as,

Q: Based on their compositions and structures and on conjugate acid–base relationships, select the…

A: Given: BrO- or ClO-

Q: A new potential heart medicine, code-named X-281, is being tested by a pharmaceutical company,…

A: Given- Weak acid pH = 3.00 Concentration of solution - 0.076 mol L−1 (M)   To find- pKa of weak acid…

Q: The compound methylamine, CH,NH,, is a weak base when dissolved in water. Write the K, expression…

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Q: Which of the following are Lewis acids?

A: Lewis acid are the acids which an accepts electron pair. These chemical species contains empty…

Q: What is the pH of a 2.50 molar solution of NaCN(aq)? The KA for HCN = 6.2 × 10^ -10

A: Since the NaCN salt is completely soluble in water Hence we can say concentration of NaCN =…

Q: Define the acid ionization constant and explain its significance.

A: Acid ionization constant and its significance:The acid ionization constant helps in the relative…

Q: For the reaction of C5H5N with water, write the base ionization constant expression.

A: we have to write the expression for  base ionization constant for reaction of C5H5N with water

Q: Methylamine, CH3NH2, is a weak base. In 0.200 M CH3NH2, only 8.4 % of the base has undergone…

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Q: The hypochlorite ion, ClO-, acts as a weak base. (a) Is ClOa stronger or weaker base than…

A: Given that ClO- act as a weak base

Q: Egg whites contain dissolved carbon dioxide and water,which react together to give carbonic acid…

A: The pH of a particular substance is the negative logarithm of the [H+], hydrogen ion concentration.…

Q: Given the chemical equation  HCl + NaOH ----> H2O + NaCl How would the calculated concentration…

A: Molarity of a solution depends on volume. As the volume of the solution increases, molarity…

Q: Cyanic acid (HOCN) is a weak acid used in the manufacture of certain pesticides. An aqueous solution…

A: Mass of cyanic acid (HOCN) = 3.67 g/L…

Q: The pH and pOH of 0.05 M of NaOH is ..

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Q: A student has 0.00081 molar strontium hydroxide.  What is the pOH  of that solution?

A: Sr(OH)2 is a strong base that dissociates completely in aqueous solution.

Q: O, N and S atoms have lone pairs and can thus serve as Bronsted-Lowry or Lewis base. Which atom in…

A: O, N and S atoms have lone pairs and can thus serve as Bronsted-Lowry or Lewis base.

Q: What concentration of barium hydroxide is needed to give an aqueous solution with a pH of 9.640?…

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Q: The compound trimethylamine, (CH3)3N, is a weak base when dissolved in water. Write the K,…

A: Equilibrium constant : It is the ratio of the concentration of the product to that of the…

Q: The following boxes represent aqueous solutions containinga weak acid, HA and its conjugate base,…

A: pH=It is defined by saying that a measurement of the level of acid or alkali  in a substance.…

Q: Formic acid, HCOOH, the simplest carboxylic acid, is usedin the textile and rubber industries and is…

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Q: Aspirin, which is acetylsalicylic acid, was the first NSAID use to alleviate pain and fever. If a…

A: Since the concentration of H+ ions is always ( in any case) = concentration of H3O+  hence [H+] =…

Q: According to the Brønsted-Lowry definition of acids and bases, a base is _________.          a…

A: There are several theories which explains the terminology of acids and bases like : 1. Arrhenius…

Q: Which of the following will increase the percent of HF that is converted to the fluoride ion in…

A: Addition of HCI and addition of NaF will not increase the percent of HF that is converted to the…

Q: The pH of an aqueous solution of NaCN is 10.38. What is [CN-] in this solution?

A: NaCN is a salt of strong base (NaOH) and a weak acid (HCN). The solution is thus basic in nature.

Q: The Bronsted-Lowry (B-L) definition of acids and bases was developed mainly because there were…

A: Arrhenius acid/base concept :- According to the Arrhenius acid/base concept ,  the acids are those…

Q: The Bronsted-Lowry definition of acids and bases refers to the transfer of a "proton" from the acid…

A: The acid that donates a proton is known as Bronsted Lowry acid. The base that gains a proton is…

Q: Which of the following is the Brønsted-Lowry definition of an acid? O a hydroxide ion acceptor a…

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

Q: Which of the following will increase the percentage of HF that is converted to the fluoride ion in…

A: Hydrogen fluoride, HF is a weak acid. An acid reacts with a base to form salt and water. These types…

Q: Which of the following will increase the percent of HF that is converted to the fluoride ion in…

A: Given chemical reaction is: HF converts into F- in water. Since, HF is a weak acid. It undergoes…

Q: Ammonia, NH3, acts as an Arrhenius base, a Brønsted-Lowrybase, and a Lewis base, in aqueous…

A: First of all we must know about the Arrhenius base, Bronsted - Lowry base and Lewis base, Arrhenius…

Q: Calculate the percent ionization of propionic acid 1C2H5COOH2 in solutions of each of the following…

A: The percent ionization or dissociation is termed as the percent dissociation of an acid varies with…

Q: Acetic acid (CH3COOH) can be a buffer, similar to carbonic acid. Write the dissociation reaction,…

A: A weak acid dissociates partially into its ionic components in water. The dissociation is…

Q: When SO2 dissolves in water to form sulfurous acid, H2SO3(aq), that acidcan donate a hydrogen ion to…

A: The balanced equation will be,SO2 (aq) + H2O (aq) → H2SO3  (aq) A Bronsted acid can donate a proton…

Q: The concentration of the hydronium ion in an aqueous solution at 25 °C is 0.0092 M. What is the…

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