The pH and Kh of O.1N NH4CI solution, if Kb for NH4OH at 25°C is 1.8x10-5 will be respectively equal to

Q: Calculate the pH of Ba(OH)2 solution whose 250 cm3 of a 0.01moldm-3 solution is diluted to 500 cm3…

A: The pH of a solution can be calculated as follows: pH= 14-pOH where pOH = -logOH- To calculate…

Q: . Calculation of approximate K, for HC,H,O2:

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Q: A 0.450 M solution of a weak base has a pH of 9.55 What is the base hydrolysis constant, ?b, for the…

A: A weak base is a base which does not dissociate completely into water to form hydroxide ion…

Q: Caloulate tOH] at 25° C solutionwidh for a conentrahion of TH30*] equal to 4.5x 10°3 M and a a…

A: pH is defined as the negetive logarithm of hydrogen ion (H+/H3O+) concentration. So, pH = -log…

Q: In the laboratory, a general chemistry student measured the pH of a 0.546 M aqueous solution of…

A: Since you have posted multiple questions which are not sub-parts, we are entitled to answer the…

Q: A solution of is known to contain 0.100 M pyridine and 0.300 M pyridinum hydrochloride. The Kb for…

A: The determination of H+ ions which are available in any specific solution is carried out with the…

Q: If you were to overshoot tje endpoint in the titration of your unknown acid, would youncalculated…

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Q: In the laboratory, a general chemistry student measured the pH of a 0.453 M aqueous solution of…

A: In this question, we want to determine the value of Ka ( Degree of dissociation ) of HCN (…

Q: In which case medium in Equivalent point is expected to be neutral: titration of H2SO4 by KOH…

A: The titration of strong acid with strong base gives a neutral solution at equivalence point. The…

Q: A solution is prepared that is initially 0.17 M in trimethylamine ((CH,) N), a weak base, and 0.20 M…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: In the laboratory, a general chemistry student measured the pH of a 0.546 M aqueous solution of…

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Q: Consider a mixture of 1.36 M HCIO and 1.65 M NaCIO. Given that the K, for HCIO = 2.9 x 10-8…

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Q: A solution is prepared by diluting 28.6mL of 15.98 molar nitric acid in a total volume of 500mL.…

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Q: whats the kb if the pH of a 1.2 M aq soln of base A at 298 K is 12.32?

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Q: Calculate the [OH−] of a solution of 0.1595 M C5H5NH3F if Kb = 1.800e-9 for C5H5NH2?

A: The equilibrium constant for a reaction is expressed in terms of the ratio of the concentration of…

Q: A 0.137 M solution of a weak base has a pH of 11.36. What is the base hydrolysis constant, ?b, for…

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Q: A 0.150 M solution of a weak base has a pH of 9.15. What is the base hydrolysis constant, ?b, for…

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Q: How to compute the maximum and least buffer capacity of H3PO4 at various pH using the trend learned…

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Q: In the laboratory, a general chemistry student measured the pH of a 0.423 M aqueous solution of…

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Q: Give the pH  of 0.005 M C6H5O- (aq) at 298 K of the Ka for C6H5OH at the given T is 1.0 x 10-10

A: Given data :  1.Concentration of C6H5O- = C = 0.005M  2. Ka = 1.0 × 10-10

Q: A solution is prepared that is initially 0.36M in trimethylamine ((CH3),N), a weak base, and 0.19M…

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Q: Calculate the pH of a solution of 0.1421 M KCH2ClCO2 if Ka = 1.400e-3 for CH2ClCO2H?

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Q: A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid…

A: Given :-  [HC2H5CO2] = 0.43 M  [KC2H5CO2] = 0.11 M  Ka for HC2H5CO2 = 1.3 × 10-5  To calculate :-…

Q: A weak base is dissolved in water with a concentration of 0.200 mol/L. The Kb value of the base is…

A: Given :- initial concentration of base = 0.200 mol/L                Kb of base = 9.75 × 10-4  To…

Q: The proton gradient is NOT similar to which of the fl A rock that is pushed up a hill and is now sit…

A: Proton gradient is the gradient used for the movement of ions across the membrane.

Q: Galaulate the PH and the Pott FOR 9.6M solution OF MH₂ инз K. FOR NH3=1.97105

A: Here we are required to find the pOH and pH of 0.6M of ammonia solution

Q: An acetic acid solution at equilibrium is found to have [H+ = 5.5 ×10-11 M at 25°C, what is the pH…

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Q: Calculate the pH at 25 of a 0.590 M aqueous solution of a weak base with a Kb value of 1.27 x 10-5.

A: Given : Initial concentration of weak base B = 0.590 M Kb of base = 1.27 X 10-5  Since B is a weak…

Q: In the laboratory, a general chemistry student measured the pH of a 0.455 M aqueous solution of…

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Q: Dindicates concentrat on che pH of a solution, ha

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Q: A solution containing 15.0mL of 4.00MHNO3 is diluted to a volume of 1.00L. What is the pH of the…

A: The given volume and molarity of HNO3 are 15.00 mL and 4.00 M. The given volume of diluted solution…

Q: A solution is prepared at 25 °C that is initially 0.12M in acetic acid (HCH,CO,), a weak acid with…

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Q: A solution is prepared at 25 °C that is initially 0.16 M in benzoic acid (HC,H,CO,), a weak acid…

A: Since the solution is having benzoic acid i.e HC6H5CO2 and its salt NaC6H5CO2  Hence the solution is…

Q: Ignore the further ionization of HSO3- ,  and calculate the pH of a solution whose initial…

A: When a chemical compound breaks into its component ions then this type of reaction is known as…

Q: Determine the base ionization constant (in x 10-5) of a 0.0925 g sample of a weak base (molar mass =…

A: Given :- Mass of weak base = 0.0925 g Molar mass of weak base = 17.03 g/mol Volume of water = 100 mL…

Q: ajuse the nule of loga for ithms and exponents to Solne ur [H+] In terms of PH %31

A: We have to predict Hydrogen ion concentration in terms of pH .

Q: A buffer solution contains formic acid (1M) and an equal molar amount the sodium salt of its…

A: Given;

Q: The concentration of H* (or H3O*) from part A should be 1.02×10¬2 mol L-1. What is the pH of the…

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Q: 4. A solution was prepared by dissolving 0.541 g of benzoic acid (HC,HSCOO) in 100 mL of water. The…

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Q: The acid dissociation constant K, of hydrocyanic acid (HCN) is 6.2 x 10 -10 Calculate the pH of a…

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Q: The equivalence-point pH is NOT 7.00 here. Why not??

A: Acid-base titration is an analytical technique utilized to determine the unknown concentration of an…

Q: Equimolar solutions of HF, HCOOH and HCN at 298 K have the values of Ka as 6.8×10^-4, 1.8×10^-4 and…

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Q: calculate the pH-value and the activity of all ions in a 0.01 molL-1 MOH solution. MOH shall be a…

A: pH is the measure of the acidity or basicity of the solution. Ph scale has range in from 1 to 12. If…

Q: At a temperature of 298K the value of Ka for ethanoic acid is 1.70 * 10Smoldm3. c. Calculate the pH…

A: The given data contains, Ka of ethanoic acid =1.70×10-5moldm-3Concentration of ethanoic acid =0.350…

Q: What is the pH of a 0.420 M solution of C5H,NHB (Kb of C5H,N is 1.7 × 10-9)?

A: Given:: [C5H5NHBr]=0.420 M =concentration of salt=c Kb of C5H5N = 1.7×10-9 pH=?

Q: Calculate the pH and percent ionization of a .25 M solution of weak base pyridine. Given Kb = 1.7 *…

A: Given: The concentration of pyridine = 0.25 M Kb for pyridine = 1.7 × 10-9 We have to calculate the…

Q: In the laboratory, a general chemistry student measured the pH of a 0.528 M aqueous solution of…

A: Isoquinoline is a weak base pOH = 14 - pH pOH = -log [OH-] For a weak base: [OH-] = (Kb x C)1/2…

Q: Q2 :- Calculate the value of the ionization constant, K, for aniline if the pK, is 10.5?

A: