(c) basicity: Mg(OH)2, Si(OH)4, NaOH (d) acidity: HF, H2O, NH3, CH4 (e) acidity: HOCI HOCIO, HOCIO2, HOCIO3

Q: но, OH он А в C OH HO D E

A:

Q: What mass of KOH is necessary to prepare 880.0 mL of a solution having a pH = 11.57? Mass %3D

A: Given data - pH = 11.57 Volume of the solution = 880 mL To calculate = mass of the KOH required

Q: dissociated H+H+ ions

A:

Q: How many moles of NO3 - are present in 250.0 mL of a nitric acid solution having a pH of 5.10?

A: Nitric acid is strong acid , having dissociation constant equal to 1. pH of any substance is…

Q: Phenylacetic acid (C6H5CH2COOH, simplified here to HPAc; see model) builds up in the blood of…

A: Solution- Given data: The pH of Phenylacetic acid = 2.62. The concentration of C6H5CH2COOH…

Q: (a) The hydrogen sulfite ion 1HSO3 -2 is amphiprotic. Write a balanced chemical equation showing how…

A: (a) According Bronsted-Lowry acid and base theory, acids are substance which loses protons H+ to…

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: A solution has a pOH of 6.50 at 50∘C. What is the pH of the solution given that Kw=6.22×10−15 at…

A: To determine pH of solution: First we have to calculate pKw,

Q: Phenylacetic acid (C6H5CH2COOH, simplified here to HPAc) builds up in the blood of persons with…

A: Given data: The pH of Phenylacetic acid = 2.62. The concentration of C6H5CH2COOH [C6H5CH2COOH] =…

Q: Which of the following does not represent a Lewis acid-base reaction?

A: According to the Lewis definition, the species which donates lone pair of electrons acts as a Lewis…

Q: What is the pH of a 0.750 M solution of C,H,NHB (Kb of C,H̟N is 1.7 10°)?

A:

Q: Sodium stearate (C17H35COONa) is a major component of bar soap. The Ka of the stearic acid is 1.3 ×…

A:

Q: Which of the following has the highest acidity: pH 1, pH 5, or pH 9?

A: To find: Which pH has the highest acidity

Q: Group 15 elements react with hydrogen to form hydrides with a general formula of EH3 (where E = N,…

A: According to Lewis concept, electron donor species is defined as Lewis base while the electron…

Q: Choose the phrase that best describes the relative acid strength of these acids. NH3 H,O. is more…

A: Acid is the compound which give hydronium ion . so, greater is the tendency to give hydronium ion…

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: Arsenic acid H3AsO4 is a moderately weak triprotic acid. Write equations  showing its stepwise…

A:

Q: Give brief introduction about Lewis acids and bases ?

A: Lewis acid and base concept: Electron deficient species are known as Lewis acids, which are accepts…

Q: The percent ionization of 8M HCOOH is 0.44%. What is the Ka of formic acid?

A: The percent ionization of 8M HCOOH is 0.44%.

Q: Water superheated under pressure to 200 "C and 750 utm hás Kw= 1.5 X10 Aut is (H,O And [OH) at 200…

A: The equilibrium reaction of water at constant temperature; 2H2O→H3O++OH- and equilibrium constant of…

Q: If the pH of an acid solution at 25°C is 6.18what is the POH ; and the [H^ 1+ ],[OH^ 1-) in mol / L?

A: At 25°C, given that;   pH of the acidic solution = 6.18   pOH of the that solution = to be…

Q: ph level of  NH4OH, HFO, HIO4, Be(OH)2

A: We have to level the pH of the following NH4OH, HFO, HIO4, Be(OH)2

Q: If the pH of a 2.54-cm rainfall over 4600 km is 3.50, how many kilograms of sulfuric acid, HSO4, are…

A: Given: pH of acid rain = 3.50 height of rainfall = 2.54 cm Area of rainfall = 4600 km2

Q: In which of the following cases is water acting as a base under the Lewis defınitions but not under…

A: As per the definition,  a Lewis base is the one that is capable of donating a lone pair of electrons…

Q: The following diagrams represent aqueous solutions ofthree acids, HX, HY, and HZ. The water…

A: a) Since the acid which will dissociate more will be more stronger acid  This is because stronger…

Q: Which acid has the larger acid-dissociation constant, HIO2 or HBrO3?

A: In the Case of oxyacids, acidity depends on the i) Electronegativity of the central atom- More the…

Q: (a) Write a chemical equation that illustrates the autoionizationof water. (b) Write the expression…

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

Q: Amethocaine, C15H25N2O2Cl, is the salt of the base tetracaine and hydrochloric acid. The ionization…

A:

Q: 16.110 Arrange the following 0.10 M solutions in order of increas- ing acidity: (i) NH,NO3, (ii)…

A: The salt hydrolysis can be explained as the reaction in which the acidic solution is generated if…

Q: Calculate the percent ionization of hydrazoic acid 1HN32 in solutions of each of the following…

A:

Q: Water superheated under pressure tọ 200,°C and 750 atm hás Kw= 1.5 X10h What is [H3O"]and [OH'] at…

A: Solution The constant of a chemical process (usually denoted by the image K) provides insight into…

Q: you prepare a solution of 3.1 x 10-8M KOH and calculate the pH in the typical way for a strong base:…

A: Molarity Of KOH solution = 3.1 * 10-8 M Calculated pOH = 7.51 Calculated pH = 6.49 pH recorded by pH…

Q: When 0.100 moles of NaX salt are dissolved in water to a volume of 1.00L, the pH and solution is…

A:

Q: How much NaOH (in grams) is needed to prepare 584ml of solution with a pH of 12.00?

A: Since NaOH is a strong base  Hence it will dissociate completely into ions forming Na+ and OH- ions…

Q: 5. Which of the following is Lewis acid BF3 FeC12 AICI3 All of the above

A: According to the definition of lewis acid is that, Element,atom or ion having incomplete octet or…

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

A: Introduction If the value of hydronium ion of any particular solution is known then one can easily…

Q: 7. Giving reasons, predict whether the aqueous solutions of the following compounds are acidic,…

A: Given aqueous solutions (i) HCl (ii) KBr (iii) Ethyl alcohol (iv) NH4OH

Q: Of these shown molecules, identify the non-lewis base HO H20 SH

A:

Q: 6. The percent ionization of 0.200M HOCI(aq) is 4.75%, determine the Ka of the acid.

A:

Q: White vinegar is a 5.0% by mass solution of acetic acid in water. If the density of white vinegar is…

A:

Q: HF a strong acid, justify your answer.

A: HF is a weak acid, because its ability to dissociate to donate proton is low. It is not strong…

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: Will the following oxides give acidic, basic, or neutral solutions when dissolved in water? Write…

A: There are three oxides in this question, both metal oxide, and non-metal oxides, and they start…

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: Arrange the following substances in order from weakest to strongest acid: HClO3, HOI, HBrO2, HClO2,…

A: To arrange the below oxo acids from weakest to the strongest acid HClO3, HOI, HBrO2, HClO2, HIO2

Q: What mass of KOH is necessary to prepare 830.0 ml of a solution having a pH = 11.49? Mass = g

A: Find the mass of KOH....

Q: When lithium oxide (Li2O) is dissolved in water, the solutionturns basic from the reaction of the…

A: According to Arrhenius concept, bases are those that can release OH- ions in aqueous solution. When…

Q: OH он CI. A B но HO. E D

A:

Q: At pH = 3.9, a weak acid has a concentration of 0.75 M. If the pKa = 4.5, what is the concentration…

A:

Q: 5) What is the pH and pOH of a solution with a [H,0'] of 5.72X 10* M? Is the solution acidic, basic…

A: Hydrogen ion concentration is an important parameter of an aqueous solution. The concentration of…

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.