What is the [H+] of a soln with a pOH of 2.9?   A. 1.3 E -3 B. 7.9 E -12 C. 7.0 D. 1 E -7

Q: Using LeChatelier explain why the addition of HCl to the NH3 (aq) + H2O (l) ⟷  NH4+ (aq) + OH– (aq)…

A: Le Chatelier's principle states that if any of conditions of a chemical reaction at equilibrium are…

Q: What are the products of the ionization of HSO3? A. H3O+ B. SO32- C. H2O D. HSO4 a. C&D b. A…

A: The given molecular ion is HSO3-, i.e., a bisulfite anion, which is the conjugate base of H2SO3,…

Q: 4. Determine the pOH given the following values: a. [H] = 2 x 10-8 b. [OH-] = 5.1 × 10-11

A: In this question we have to tell the POH of the given solution.

Q: 4.) Phenol Why slightly soluble in water? Why insoluble in HCl? Why completely soluble in NaOH? Why…

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Q: The acid-base reaction between bisulfate and carbonate is below. HSO4- (aq) + CO32- (aq)  SO42-…

A: Acid gives H+ ion and base accept H+ ion.

Q: 2 О OH О + Ar H Ar ОН ОН 0 S 0 H20, 80ºC, 3h Ar OH OH Ar O OH О Но Ar Н Н OH І O 0. H Ar Н 4

A: Please find the attachment.

Q: . Determine the direction of the next reaction from the relative forces of acids and bases. H2S (aq)…

A: pKal of H2S is 7.05 and of HC2H302 is 4.75 So HC2H302 is a stronger acid than H2S. thus, it would be…

Q: What is the concentration of FeBr3 in a solution prepared by dissolving 100.0 g of FeBr3 in enough…

A: Mass of FeBr3 = 100g Volume of the solution = 275 mL = 0.275L Concentration of FeBr3 =? Molar mass…

Q: Using N2O4 (g) – 2NO2 (g) AH= + 57.93 kJ;  what value of(?Delta)H when 125 grams of N2O4 are…

A: Change in enthalpy of a reaction, when a particular amount of reactant has been consumed, can be…

Q: Identify A–E in the following reaction sequence.

A: The products A to C that formed in the reaction is shown below.

Q: Lysine is a triprotic acid (Ka1 = 6.61 × 10-3, Ką2 = 1.12 × 10-°, and Ka3 2.95 x 10-11) that can…

A: Amino acids are the molecules in organic group which contains two functional group that is amine…

Q: What is the [H+] for a 0.010 M HOBr, hypobromous acid, solution?  Ka for HOBr is 2.5 x 10-9. a) 2.5…

A:

Q: calculate the [H3O+] value {OH-]=1.2x10-5M

A: [OH-] = 1.2 × 10-5 M  [H3O+] = ?

Q: a) For the following chemical reaction, identify the acid, the base, and the conjugate acid and…

A: Bronsted lowry acid donates proton while bronsted Lowry base accepts a proton .

Q: You have a 2.00 × 10−4 M solution of HNO3 at 25 °C. What is [OH−] in this solution?  A.  2.00 ×…

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Q: ph inot CH3 -2H20 Ph Ph Ph is it Stable? is it stable 2 and aut why 2 bion o qu rand wiy?

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Q: What is the pH of a 0.10 M solution of H2S (aq)? Ka1 = 9.5 x 108 Ka2 = 1.0 x 10-19 Select one: O a.…

A:

Q: Ph HO Ph Ho で HO noreatior Ph

A: Ring opening with Grignards reagent is takes place at less steric hindered side. Hence correct…

Q: KMNO., Cold H,C= CH, H,0, Neutral pH H2, Lindlar's H3C-C=C-CH3 catalyst

A: The reactions given are,

Q: VI. Rank in order of increasing acidity using the less than (<) inequality symbol. Label the…

A: Since you have asked multiple questions, we will solve only first one for you. For the remaining…

Q: Which SN2 raction is faster in the given pair? NaCN A `CN NaCN `CN

A:

Q: Chapter 16 Multiple Choice Question 48 Part A Determine the [OH] concentration of a 0.741 M KOH…

A: pOH of solution is defined as negative logarithm of hydroxyl ions in solution.

Q: Rank the following groups in order of decreasing priority. −COOH, −H, −NH2, −OH

A: While assigning R and S configuration, the species with highest molar mass is given highest…

Q: Which acid is named correctly? A. HNO3 nitric acid B. HNO3 nitrate acid C. H2SO3 sulfate acid D.…

A: we have to say the correct name of the acid.

Q: ritë the équalions thất répresent the first and second ionization steps for telluric acid (H,TeO) in…

A: Ionization step is a step by which negative or positive charge is acquired by the atoms and…

Q: D E H2(g), Pd/C 1 eq. HCl 2 eq. HCI H2SO4, H9SO4, H2d 1) 9-BBN 2) H2O NAOH(aq)

A: Terminal alkyne proton acts as acidic proton, in presence  of base proton abstracted to give…

Q: NH2 NH2

A:

Q: Given the reactionsHF(aq) ⇌ H+(aq) + F-(aq)    Kc = 6.8 x 10-4H2C2O4(aq) ⇌ 2 H+(aq) + C2O42 - (aq)…

A: The given reactions are,                HF(aq) ⇌ H+(aq) + F−(aq)…

Q: Match the following descriptors to their meaning as it applies to the acidity of a wine.  Soft…

A: Wine is a mixture of ethyl alcohol and water. A wine has a fruity flavor. It has a smooth mouthfeel.…

Q: How do I fill out this chart  Reactions: NaHCO3(s) + HCl(aq) → NaCl(s) + CO2(g) + H2O(l)…

A: Mass of the mixture = 0.5093 g Mass of residue remaining after first weighing = 0.4537 g Mass of…

Q: a) KHCO3 (aq) + HNO3 (aq) → a) HNO3(aq) + Al(OH)3(aq) → b) Zn (s) + HBr (aq) → c) LiOH (aq) + H₂SO4…

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Q: Consider the reaction below to answer the following questions. HÇI H,0 HO a. The first nucleophile…

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Q: Which Suostance gest absolue entrupy? Nacl (AO) NaBr (AO) NacI (s) NaBi (s) has lure

A: When particles of a system are in a state of disorder, then they have more entropy than a system…

Q: Rank the following from worst to best leaving group IV, I, III, II III, I, IV, II II, III, I, IV…

A: Bad leaving groups are those which cannot stabilize the negative charge

Q: The pOH of a solution is 9.70. What is the H⁺ concentration in the solution? A) 5.01 × 10⁻⁵ M B)…

A: We Know, the range of pH scale is 0 to 14 And pH + pOH = 14. Or, pH = 14 - pOH We can find out the…

Q: a) Ph b) Ph. P2S5 S-Buli -78 °C, THF Ph C) Ph. d) heat 1) NABH4 2) H30* -CO2

A:

Q: 1. Henry’s Law constant for most gases decreases with increased temperature. Given that KH for O2 is…

A: Given:KH=2.20 x 10-3 M atm-1Pressure=0.2095 atmSample=9.20 mg/L

Q: 28. A new compound is synthesized and found to be a monoprotic acid with a molar mass of 248 g/mole.…

A: 28. Given : No. of moles = 0.0050 moles Volume = 0.500 L pH = 2.94   We have to calculate pKa of the…

Q: Which of the following bases is the hardest base? Select one: a. H2S b. I- c. NH3 d. AsH3

A: An acid or base is soft or hard that can be determined by Hard-soft acid base principle (HSAB). A…

Q: List the following substances in order of decreasing boiling point CO2, Ne, CH3OH, KF

A: The boiling point of a substance is defined as a temperature at which a substance gets converted…

Q: The products formed by the neutralization of HClO4 and Ba(OH)2 are   Group of answer choices A.…

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Q: solution with a pOH of 10.70 has an [H +] of a. 2.0 × 10−12 M. b. 5.0 × 10−4 M. c. 3.2 × 10−4 M.…

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Q: 4. Determine the pOH given the following values: a. [H*] = 2 x 10 8 b. [OH-] = 5.1 × 10-11

A: 4) Since, pH = -log10[H+]  pOH = -log10[OH-]  pH + pOH = 14 Then,

Q: need help understanding how to do these

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Q: he acids. Express the answers in proper scientific notation where appropriate. Acid A: p?a=4.0 ?a=…

A: From the value of acid dissociation constant (Ka) we can predict the strength of that acid.Greater…

Q: calculate the pOH of [H=] = 2.5 x 10-5 m a. 9.40 b. 4.0 x10^-10 c. none  d. 14.0 e. 4.60

A: Given is, [H+] = 2.5 x 10-5 M

Q: Are reactants or products favored in the following equation?       [Pt(NH3)4]Cl2(aq)  +  2…

A: The given reaction is: [Pt (NH3)4] Cl2 (aq) + 2 NH2CH2CH2NH2 (aq) →…

Q: Why is 1.5 M of H2SO4 more dangerous and hazardous than 2.5 M CH3COOH

A: Solution:    Strong acid shows complete dissociation while dissolution with solvent while weak acids…

Q: solution of HBr would contain which of the following? Br 1- and H3O+ HBr and H3O+

A: Aqueous solution of HBr, give H(+) ion and this H(+) ion attack on oxygen lone pair in water…

Q: 5.1.3 Calculate the pOH of a 2.5 mol/L HCN solution. K 4.9 x 1010 %3D

A: Ka = 4.9 x 10-10  C = 2.5 mol/L