7. Aniline (C6H5NH2) has a Kb of 3.8 x 10-10. What is the pH of a 0.150 M aniline solution? (a) 5.12 (b) 8.88 (d) 13.18 (c) 9.42

Q: ter 10. What is the pH of a solution for which the concentration of H* is 6.92 × 10€ ? What is the…

A:

Q: Calculate the pH and concentrations of CH3NH2 and CH3NH+3 in a 0.0341 M methylamine (CH3NH2)…

A: The given data contains, Concentration of methylamine = 0.0341 M. Kb of CH3NH2 is 4.47×10−4.

Q: 3. Which of the following is a more concentrated acid 0.01 M HNO3 or 1.0 x 10+M HNO3. Does each…

A: A concentrated acid contains a large amount of acid in a given volume whereas a dilute acid contains…

Q: What is the pH of a peach with a [-OH] = 3.2×10-11 M? What is the pOH?

A: p[OH-] = -log(3.2*10^-11)  = 10.494      (ans)

Q: 2. Lakes that have been acidified by acid rain can be neutralized by liming, the addition of…

A: The concentration of hydronium ions of the lake, pH=-log[H3O+] Given, pH is 5.5.…

Q: Carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric…

A: pH  of any solution = -log[ H3O+]Given in the question,pH of the solution = 4.240Molar concentration…

Q: What is [H3O+] of a softdrink that has a pH of 3.400?

A: Given: pH of softdrink = 3.400

Q: A weak acid has a Ka of 2.5×10^-5.  What is the Kb of its conjugate base?  Which is stronger, the…

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Q: Carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric…

A: • The values provided in the question are:-      i) pH of a carbonated cola solution = 3.120    • We…

Q: what is the concentration of Ba(OH)2 if the pH is 13.45?

A:

Q: What mass of acetic acid (M.M. = 60.052 g/mol), in grams, would you need to add to 250 ml of water…

A: Molar mass is defined as an average mass of atoms present in the chemical formula. It is the sum of…

Q: What is the pH of a of 0.450 M NaCN? The Ka for hydrocyanic acid is 4.9 × 10-10?

A: Any certain salt solution achieves acidic or basic behavior when it undergoes hydrolysis reaction.…

Q: 2. What is the pH of 0.0072 M NaOH? 3. What is the pH of 0.00343 M Ba(OH)2? 4. If pOH of a solution…

A: Hi, we are supposed to answer one question. To get the remaining questions solved please mention the…

Q: 6. Methylamine is a weak base, with the formula CH;NH2 and a base-ionization constant of 4.4x10-4 at…

A: Weak Base:- It is a base that upon dissolving in water does no dissociate completely resulting in…

Q: What is the pH of a 0.256 M C6H5CO₂H M solution if the K₂ of C6H5CO₂H is 6.5 x 10-5? Your Answer:

A:

Q: When the pH is 7, there is no H30* or OH in solution.

A: A question based on pH concept, which is to be accomplished.

Q: Calculate the acid ionization for Ka for propionic acid, HC3H5O2. The pH of a 0.012 M aqueous…

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Q: Q4// Calculate the molar concentration for acctic acid that ionized at 2.5%, ka=1 x10-5

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Q: Procedure: Research on the pH of these common household liquids. Data: Solution pH pOH [H3O* [OH] 1)…

A: Introduction: pH is defined as the negative logarithm of H+ ion concentration.Hence the meaning of…

Q: If the pH of seawater is 8.50, what is the [H3O+]?

A: pH = 8.50  We also know that ., pH = - log[H3O+]

Q: Dr. Pepper has a [H+] = 0.000014 . What is its pH?

A: The pH value is the parameter that is used to determine the acidic or basic nature of a chemical…

Q: 2) The PH of asolution of aweak ronoprotic ucid (HA) is 2.85 what is the Ka of the acid ? Ans.: 2*10

A: Given ,  Concentration of weak mono protic acid ( C ) = 0.1 M pH of the weak acid = 2.85 Acid…

Q: In the reaction H2CO3 + H20 - HCO3 + H30*, the Brønsted acids are H20 and Hҙо* H30* and H2CO3 О нсоз…

A: Here from the given acid - base reaction ,we have to predict the Bronsted acids.

Q: What is the [H3O+] of the blood if it has a pH of 7.4? What is the [H3O+] of milk if it has a pH of…

A: Interpretation-  To determine the [H3O+] of the blood if it has a pH of 7.4 and another determine…

Q: The pH of a solution of household ammonia, a 0.950-M solution of NH3 is 11.612. What is K, for NH3.…

A: Given, pH of the solution = 11.612 Concentration of the NH3 solution (C) = 0.950 M Kb for NH3 = ?

Q: If the pH of a 1.00 in. rainfall over 1700 miles^2 is 3.40, how many kilograms of sulfuric acid,…

A: Height of rainfall = 1.00 inch = 0.0254 m Area of rainfall = 1700 miles² 1 mile² = 2.59×10⁶ m²…

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

A: The pH of 10.0 mL of a solution containing 0.42 g of sodium stearate has to be given, Given, The Kₐ…

Q: The hydronium ion concentration of an aqueous solution of 0.371 M isoquinoline (a weak base with the…

A:

Q: Question 4 4.1 Calculate the acid ionization for Ka for propionic acid, HC3H5O2. The pH of a 0.012 M…

A: Weak acids like organic acids have less degree of ionisation and can be correlated by…

Q: The pH of a solution at 25C 11 which OH =20x 10 is: 4.76 3.30 9.52 9.30 4.69

A: Concentration of OH- ion = 2.0 × 10-5  pH of the solution at 25°C = ?

Q: f the pOH of NH3, ammonia, in water is 4.74. What is the pH?

A: Given: pOH is 4.74 To find: pH

Q: The acid dissociation constant K, of hypobromous acid (HBrO) is 2.3 × 10. Calculate the pH of a 2.7M…

A:

Q: What is the pH of 0.62 M methylammonium bromide, CH3NH3Br? The Kb of CH3NH2 is 4.2 x 10-4. (value ±…

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Q: An aqueous solution of HNO3 has a pH of 2.34. What is the concentration of the acid?

A: pH  of solution is defined as negative logarithm of hydronium ions or hydrogen ion concentration…

Q: If I have C5H5N .5M initial and a pH of 8.05 what is Kb?

A: C5H5N is a weak base and its reaction with water is as follows, The ICE table for above reaction is…

Q: HCIO is a weak acid (K, = 4.0 × 10-8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: Given,  Molarity of NaClO = C = 0.080 M  Acid dissociation constant of HClO =  Ka = 4.0 x 10-8…

Q: Question 7 Which acid has a lower pH? O 1 M acetic acid 0.8 M acetic acid 0.5 M acetic acid O 0.3 M…

A: Concept  1) pH is the scale to compare the strength of any acid.  2) lower pH meaning that the acid…

Q: 5/1571092/take/11/ Practice SKETCHPAD A 1.2 M solution of a weak base B is prepared. Using a pH…

A: Concentration = 1.2 M pH = 11.82

Q: At a pH of 7.40, what is the ratio of the molar concentrations of CO2² to HCO3 ? Express your answer…

A:

Q: Part D Method Color of pH paper Estimated pH [H*] [OH] Dark purple 12 10-12 10-2 NaOH Pink to red 1…

A: pH is a scale to measure the concentration of hydrogen ions. The negative logarithm of hydrogen ion…

Q: Procedure: Research on the pH of these common household liquids. Data: Solution pH pOH [H;O*] [OH]…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: HCIO is a weak acid (K, = 4.0 × 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

A: pH is defined as negative logarithm of hydrogen ions.

Q: NH3 is a weak base (K, = 1.8 × 10-5) and so the salt NH¼C1 acts as a weak acid. What is the pH of a…

A: Given : concentration of NH4Cl = 0.088 M Since the salt given is a soluble ionic salt. Hence it will…

Q: Strawberries have a pH of 3.90. What is the [H3O+] and [OH-] of strawberries?

A:

Q: The pH of a 1.50 M solution of anilinium chloride (C6H5NH3Cl) is _____.   Kb(C6H5NH2) = 4.3 × 10‒10…

A: Given,Kb(C6H5NH2) = 4.3 × 10‒10[C6H5NH3Cl] = 1.5 M

Q: 5. What is the pH when [H+] = 3.9 x 10-4? 6. What is the [H*]when pH = 9.86?

A:

Q: 3.) Which is the pH of 0.78 M HOCI (K. = 3.5 x 10*). А. 3.78 В. 3.50 С. 2.82 D. 2.53

A: Answer:- This question is answered by using the simple concept of deyermination of pH a waek acid…

Q: The pOH of an aqueous solution of 0.591 M caffeine (a weak base with the formula C3H10N,O2) is 5.31

A: Caffeine is a weak base with a base dissociation constant (Kb) equals 4.1 x 10-4. For a high…

Q: What is the pH of an aqueous solution that has a hydronium ion concentration of [H3O+]= 1.0 x 10-4…

A: The pH of the solution can be calculated as follows: pH=-logH3O+ H3O+=1.0×10-4 moles/liter

Q: What is the pH of pure water at 40°C if the Kw at this temperature is 2.92•10-14?

A: