Determine the pH of a 0.16M NH3 where kb = 2.4 x 10-6  follow the format: a) [OH-] in 0.16M NH3 b) pOH c) pH

Q: iven the following: [H3O+] = 6.330 x 10-5,  calculate the pH:  (note: for pH always please use 3 sig…

A: pH = - log[H3O+] = - log(6.330×10-5) =5-log(6.330) = 4.20

Q: Q2: Calculate the molar concentration of hydroxide ion of a 0.75 M NH3 solution if Kb- 1.75 х10-5.

A: Given: The concentration of hydroxide ion is 0.75 M. The value of Kb is 1.75×10-5. Introduction:…

Q: A0.200 M solution of XBr has a pH of 2.67. Which of the following could be XBr? Weak Base Kb A)…

A: Given :- pH = 2.67 pH = - log[H+] [H+] = 10-2.67 = 2.13 × 10-3 M Concentration of XBr = 0.2 M = 0.2…

Q: Use the acidity model pH = − log[H+], where acidity (pH) is a measure of the hydrogen ion…

A: Given data: The pH of the solution = 5.8. To find: [H+] for a solution.

Q: Calculate the pH of a solution with a [H 30*]=5.6x10 -9 M.

A: Formula to calculate pH :- pH = -log[H3O+]

Q: Determine the pH of a 0.62 M NH4NO3 solution at 25°C.  The Kb for NH3 is 1.8 × 10-5. Express your…

A: NH4NO3 is a salt of strong acid and weak base.  Given Kb of ammonia is 1.8×10-5 and concentration of…

Q: (d) Do you expect the pH of the pure water at 100 °C will be 7, lower than 7, or higher than 7? Give…

A:

Q: pH of 0.01 M formic acid HCOOH (an ingredient from Texas fire ants, Ka= 2.1x10-4, similar to HAc):…

A: Introduction: We have to calculate the concentration of H+

Q: Determine the pH of a 0.16M NH3 where kb = 2.4 x 10-6 %3D Your answer should follow the format: a)…

A: a) The concentration of NH3 = 0.16 M  Kb = 2.4 × 10–6                                            NH3…

Q: An unknown weak base with a concentration of 0.170 M has a pH of 9.15. What is the Kb of this base?

A: Solution:       Weak bases on dissociation show partial ionization. This means that an equilibrium…

Q: Compounds containing nitrogen are often weak bases. One example is aminoethanol, which has the…

A: The relation between pH and pOH: pH= 14 - pOH

Q: Determine the Ka of a weak acid HA that has a concentration of 0.025 M and a pH of 4.09 at 25°C.

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Q: An unknown weak base with a concentration of 0.170 M has a pH of 10.26. What is the Kb of this base?

A: We have pH as 10.26, concentration as 0.17 M, we have to calculate the Kb of the base .

Q: Morphine C17H19NO3 is a weak base and a powerful painkiller. A solution of morphine has a…

A: Given,  Concentration of morphine (C17H19NO3) say B = 0.011 mole/L  Base dissociation constant of…

Q: Find the pH of a solution that is 9.0x10^-2 M in H2CO3

A: To calculate the pH we have to know the concentration of [H3O+]. As we know  pH= -log [H3O+] in the…

Q: Calculate the Kb of a 0.01M NH4OH with a hydroxide concentration of 0.005M

A: In the case of a weak base and weak acid in an aqueous solution, there exists an equilibrium between…

Q: Find the pH of a 0.200 M NH4Cl solution given that the Kb of NH3 = 1.8x10-5 at 25 °C.

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Q: Calculating the PH UI A solution is prepared at 25 °C that is initially 0.45M in ammonia (NH,), a…

A: Initial concentration of ammonia=0.45M  Concentration of ammonium chloride=0.13M  Kb=1.8×10^-5 pH of…

Q: (a) Do the calculations and show that the hydronium ion concentration for a 0.233-M solution of C6…

A: (a) C6H5NH3+ hydrolyze in water as follows:

Q: If the Kb of a weak base is 6.8*10^-6 what is the pH of 0.18M solution of this base

A: We have to calculate the pH of weak base.

Q: What is (a) the pH, and (b) the percent ionization of 0.62 M propionic acid, HC3H5O2? (ka for…

A: Given: Molarity of propionic acid= 0.62 M

Q: Methylamine is a weak base for which Kb is 4.4x10-4. Calculate the pH of a solution made by…

A: Concentration of hydronium ion H3O+  present in the solution is known as pH of the solution.…

Q: C6HSCO0 (ag) + H201) + C6H5COOH(ag) + OH (aq) Q12 If the (OH"] was measured to be 5.60 x 10-10 M…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Calculate the pH of a 0.36M methylamine (weak base) (CH3NH2) solution, if Kb = 4.4x10-4

A: In aqueous solution, methylamine undergoes the acid base reaction: CH3NH2 aq + H2Ol  → CH3 NH3+ +…

Q: Compute the pH and percentage of ionization for 0.1M NH4OH. Given Kb for NH4OH is 1.8 x 10-5

A: Given data, Concentration of NH4OH = 0.1M Kb of NH4OH = 1.8 x 10-5

Q: A certain weak base has a Kb of 7.80 × 10-7. What concentration of this base will produce a pH of…

A:

Q: Find the pH of 0.54 M C5H5N(aq) given that its Kb = 1.7×10-9.

A:

Q: A certain weak base has a Kb of 8.40×10−7. What concentration of this base will produce a pH of…

A:

Q: The Kb value for ammonia is 1.8 × 10–5 . Determine the pH  and the concentration of [OH– ] in a 0.40…

A: Given:  Kb value for ammonia = 1.8 × 10–5 Initial concentration of NH3 = 0.40 M

Q: pH of 0.1 M NaOAc: 8.81     [H+] for NaOAc   [OH−] for NaOAc     Ka or Kb Value…

A: The hydrogen ion concentration can be determined as follows: pH = -logH+H+ = 10-pHH+ = 10-8.81H+ =…

Q: Determine the [OH−][OH−] , pH, and pOH of a solution with a [H+][H+] of 9.5×10−10 M9.5×10−10 M at 25…

A: Given, [H+] = 9.5×10−10 M

Q: ph of 10ml 2.0 M NaOH + 10mL water

A:

Q: 1. Calculate pH of the following solutions: a. (H'] = 0.00001M b. (H'] = 2.30 x 10°M c. 0.05M NaOH,…

A: pH is the negative logarithm of the hydrogen ion concentration. It is a measure of acidity or…

Q: A 0.25-M weak base solution has a pH of 11.50. Calculate its Kb.

A:

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: Find the a0 and a1 values ​​of hypochlorous acid in a solution with a pH of 7.0. (Ka = 3x10^-8 for…

A:

Q: How many moles of H₃O⁺ or OH⁻ must you add per liter of HA solution to adjust its pH from 9.33 to…

A:

Q: Calculate the following: a- A 0.125 M weak acied CHA) solution has a pH of 2.25. Find Ahe acid…

A: Ka = 2.5 × 10-4

Q: Find the pH of a 0.247 M NH4Cl solution given that the Kb of NH3 = 1.8x10-5 at 25 °C. 11.32 2.68…

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Q: A certain base has a Kb of 7.8 × 10-6 . What concentration of the base will produce a pH of 11.32?

A: Fristly we calculate the concentration of OH- from the pH : pOH = 14-pH  = 14-11.32 =2.68…

Q: If a weak acid  (HA) has a Ka of 1.35 x 10-8, what is Kb for A-, the conjugate base.

A: If a weak acid (HA) has a Ka of 1.35 x 10-8, the Kb for A-, the conjugate base is to be calculated.

Q: A certain weak base has a Kb of 7.20×10-7. What concentration of this base will produce a pH of…

A: Since it is not given whether the base is monoprotic or not. Hence I'm assuming it to be monoprotic…

Q: 43 uhat is the pH of an aaueous *] = if the ItH 0:000 04a M2 4,38 9.67 5.38 4.67 0.60

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

Q: Pure water have a pH of 7 at 25°C. Prove this statement.

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Q: Convert the FF. P-function to molar concentration a. pH=1.020 B. pOH=.0025. C. pBr= 7.77  D. pCa=…

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Q: epared at 25 °C that is initially 0.059M in methylamine (CH,NH,), a weak base with K-4.4 x 1 NH,Br).…

A: Buffer is the solution of mixture of weak acid/weak base with its salt of strong base/strong acid

Q: The pH of a solution that has measured (H+) of 6.8*10^-9 M is

A: We have given that   [H+] = 6.8×10-9M  pH is measure the acidity and basicity of aqueous…

Q: Determine the pH of an HF solution of each of the following concentrations.

A: The relationship between acid dissociation constant and H+ ion is  [H+] = √(KaC)  Where C =…

Q: The pH of a weak base (B) is 9.99 when the concentration of the weak base is 0.18 M. What is the…

A:

Q: Find the PH of o.os m o - Phthalic acid CGH4 CCO0H)2 Solution riven for CG H4 (cooH)2 Ka, = 1• 12…

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.