what is the pH?

Q: An aqueous solution contains 0.364 M KHCO3 and 0.411 M H2CO3. The pH of this solution is  . ----…

A: Answer given as follows

Q: If the K, of a weak base is 3.8 x 10–6, what is the pH of a 0.21 M solution of this base? pH =

A: In this question we have to calculate the pH of Solution of base of given concentration, the Kb of…

Q: The K, of a certain base is 4.4x107. What is the pH of a 0.30-M solution of this base?

A: Hello. Since your question has multiple questions, we will solve the first question for you. If you…

Q: For an aqueous solution of 0.45 M Ba(OH)2, calculate the values of the following  parameters: [H+ ],…

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Q: A 1.25 M solution of the weak acid HA is 9.2% dissociated. What is the pH of the solution?

A: The pH of a solution expresses the basicity and acidity of the given solution, which is calculated…

Q: (a) When 6.3 g of nitric acid are dissolved in water to produce 500.0 mL of solution, what is the…

A: pH of solution is defined as the concentration of hydronium ion H3O+ present in the solution.

Q: If the K, of a monoprotic weak acid is 7.5 x 10, what is the pH of a 0.42 M solution of this acid?…

A: Given: Ka=7.5×10-6 C=0.42M

Q: Consider the following ions: Cl-, HS-, NO2-, F-, and HS04-. (a) Which of these ions in water gives…

A: Given ions  Cl- HS- NO2- F- HSO4-

Q: Strong and Weak Acids and Bases Citric acid is a stronger acid than carbonic acid. Which has a…

A: The acidic or basic nature of a solution is determined by its pH value. pH measures the…

Q: NH3 is a weak base (Kb=1.8×10−5 M), so the salt NH4Cl acts as a weak acid. What is the pH of a…

A: The ionization of NH4Cl as follows,

Q: An unknown weak base with a concentration of 0.170 M has a pH of 9.63. What is the Kb of this base?

A: The weak base dissociates feebly in an aqueous solution to furnish the hydroxide ions. For example,…

Q: The pH of a white vinegar solution is 2.20. This vinegar is an aqueous solution of acetic acid with…

A: Concentration of H+ can be calculated as follows:

Q: What is the pH of a 0.105 M solution of acetic acid? What is the percent ionization of the acid?

A:

Q: If a buffer solution is 0.160 M in a weak acid (Ka = 2.1 × 10-5) and 0.580 M in its conjugate base,…

A: The question is about calculating the pH of a buffer solution with the given data -

Q: 7. What are the conjugate base and conjugate acid for HSO, ? What is the term used to describe…

A: Conjugate acid is formed when we add protons to a base and conjugate base is formed when proton is…

Q: What is the pH of a solution that is 0.32 M KOCN and 0.10 M HOCN (cyanic acid)?

A: Since cyanic acid is a weak acid with pKa = 3.46  And the solution is having HOCN i.e cyanic acid…

Q: If a buffer solution is 0.560 M in a weak acid (Ka=5.3×10−6) and 0.120 M in its conjugate base, what…

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Q: A student is provided with a 1.0 M stock solution of hydrochloric acid (HCl) and asked to mix 5.00…

A: The dilution solution is prepared by reducing the concentration of solute in stock solution by…

Q: A solution of sodium cyanide, NaCN, has a pH of 11.20. How many grams of NaCN are in 835 mL of a…

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Q: The salt, Ca(CN)2, would give an aqueous solution that is (a) acidic (b) basic (c) neutral (d) none…

A: The salt Ca(CN)2 react with water to form calcium carbonate and ammonia gas.

Q: If solutions of NH4Cl (aq) and NH3 (aq) are mixed, which ions in the resulting solution are…

A: The solution of a mixture of weak acid and its conjugate base is known as Buffer. According to…

Q: If the K, of a weak base is 2.7 x 10, what is the pH of a 0.30 M solution of this base?

A: Solution Ph may be a live of however acidic or basic is AN solution.It is measured in terms of…

Q: An unknown weak base with a concentration of 0.0910 M has a pH of 10.90. What is the Kb of this…

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Q: pH of an aqueous solution of 0.355 M acetylsalicylic acid (aspirin) , HC9H7O4, is .

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Q: Given 100 mL of a 0.245 M solution of pyridine (C5H5N pKb = 8.77), what is the pH if 100 mL of 0.245…

A: when Acid and base mix in equal milliequivalent form salt

Q: The pH of an aqueous solution of 0.530 M methylamine (a weak base with the formula CH3NH2) is…

A:

Q: The pH of an aqueous solution of 0.555 M methylamine (a weak base with the formula CH3NH2) is .

A: Here we have to determine the pH of 0.555M aqueous solution of CH3NH2 ,Kb (CH3NH2) = 4.47×10^-4 .

Q: NH3 is a weak base (Kb=1.8×10−5 M), so the salt NH4Cl acts as a weak acid. What is the pH of a…

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Q: What is the pH of a strong, monoprotic acid solution with a concentration of 0.763M?

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Q: 6. If a buffer solution is 0.290 M in a weak acid (Ka = 3.3x10-) and 0.510 M in its conjugate base,…

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Q: The aqueous solution of a sodium salt has a pH of 9.0, what is the hydroxide ion concentration?

A: pH = - log [H+] pOH = - log [OH-] Also,  pH + pOH = 14 pOH = 14 - pH = 14 - 9 = 5

Q: The pH of a basic solution is 9.23. What is [H⁺]?

A: pH can be calculated by a general formula i.e. pH = -log [H+]

Q: A 0.068 M solution of an unknown weak acid has a pH = 1.86. What is the Ka of the acid?

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Q: Question attached

A: Phenol also known as carbonic acid having formula of HC6H5O is a weak acid . Given, Ka (Acid…

Q: The pain reliever codeine is a weak base with a Kb equal to 1.6×10–6. What is the pH of a 0.250 M…

A: Let the general formula of the weak base be BOH. It will dissociate as:…

Q: Fill in the left side of this equilibrium constant equation for the reaction of dimethylamine…

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Q: Sodium hydroxide is a strong base. What is pH of a 0.02M sodium hydroxide solution?

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Q: Calculate the equilibrium concentration of the nonionized bases and all ions in a solution that is…

A: Given that: concentration of NH3 = 0.115 M concentration of C6H5NH2 =  0.100 M To find:…

Q: The pH of an aqueous solution of 0.470 M methylamine (a weak base with the formula CH3NH2) is

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: For a binary acid, H¬Y, which factors affect the relative ease with which the acid ionizes?

A: An acid is a compound which gives its hydrogen as a proton. The acidity of the compound can be…

Q: Calculate the [H+], [OH-], pH and pOH of a solution that contains 1.35g of aluminum hydroxide…

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Q: 0.50 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 4.5 L of solution. What is…

A: In order to calculate pH of the given base sodium hydroxide, follow the below mentioned steps: 1)…

Q: What is the pH of a 0.21 M solution of formic acid? __________ What is the degree of ionization of…

A: The reaction of ionization of Formic acid

Q: the ?b of a weak base is 2.2×10−6, what is the pH of a 0.27 M solution of this base?

A: The given data contains, Kb =2.2×10-6Molarity =0.27 M

Q: The pH of a basic solution is 12.71. What is [H⁺]?

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Q: Given 1000 mL of a 0.114 M solution of pyridine (C5H5N pKb = 8.77), what is the pH if 100 mL of…

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Q: The concentration of a strong monoprotic acid is 0.0010 M.  What is the [OH-]? What is the pH?

A: We calculate the pH of an acid or base using the Sorenson pH scale.…

Q: The pH of a solution is 4.00. What is the hydroxide (OH-) ion concentration?

A: We know, pH=-log[H+]

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.