1) Calculate the pH of the buffer solution based on the known Ka value for acetic acid. pH = %3D

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A: We are authorised to solve only one question at a time. Please post rest of the questions…

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Q: A 42.00 ml. mixture containing 0.0635 M TI* and 0.0635 M Hg+ is titrated with 0.0868 M Nal resulting…

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Q: It refers to how a circumstance can occur without the help of any external factors? O a Entropy Ob…

A: Spontaneity ----> it refers to the circumstances which can occur without any external factors.…

Q: How much of each component of CH3COOK and CH3COOH (Ka=1.77 x 10-5) is needed to prepare 2.5 L of the…

A: Please find your solution below : Buffer solution is defined as a solution which resist the change…

Q: 6) Identify the reagents needed for steps a-d in the following scheme: OH a b HO OH OCH3

A: Identify the reagents for the given reaction

Q: 2. Which is the most appropriate name for the given compound below. OH a.…

A: Write appropriate name of the given structure---

Q: A 0.345 M of generic weak acid was prepared and has a Kb = 3.91 x 10-10. What is the pH of the weak…

A: Answer: On adding in water partial dissociation of weak acid takes place and an equilibrium is…

Q: a. You have 1.893x10²º molecules of chromium (III) phosphate. i There are ii. There are ii. There…

A: Given: Molecules of chromium (III) phosphate = 1.893×1029 molecules Known: Molar mass of CrPO4 =…

Q: CH;NH2

A: Primary amine react with unsaturated ketone to form beta - amino ketone.

Q: 3. Hydrogen fuel cells used on the space shuttle use hydrogen ions alone with hydrogen and oxygen…

A: Hydrogen fuel cell is used to convert fuel chemical energy into electrical energy. Here we have to…

Q: Give and draw the chemical structure of the product obtained in base catalyzed Aldol condensation of…

A: Cross aldol reaction occur between benzaldehyde (no alpha H) and butan-2-one (contains alpha H)..

Q: A reaction with a higher potential is more likely to occur. True O False

A: Answer: Electrochemical is the type of cell in which chemical energy gets converted into electrical…

Q: 1. Write the equilibrium expressions for the following reactions: a) 2 N,0(g) + O(g) 27 4 NO(g)

A: Given -> 2N2O(g) + O2(g) <---> 4NO(g)

Q: Determine the structure of the chemical using spectral data from IR, H-NMR, and C-NMR. Present the…

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Q: How many moles of solid NaF would have to be added to 1.0 L of 0.99 M HF solution to achieve a…

A: Buffer are solution which can resist the change in the pH of the solution when base or acid are…

Q: In a ammonia gas formation and equilibrium. What would most likely happen if a scientist decreased…

A: Formation of ammonia gas at equilibrium. The volume of reaction container is decreased by the…

Q: Devise a synthetic strategy to complete the following transformation.

A: GIVEN:-

Q: Calculate AG at 298 K the partial pressures of NO, and N3O, are 0.40 atm and 1.60 atm, respectively.…

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Q: 2. Using the above equilibrium expressions, calculate the equilibrium constant, K, for the following…

A: Given that, the equilibrium concentrations are [N2O] = 0.0035 M, [O2] = 0.0027 M, [NO] = 5.6×10-9 M.…

Q: Which of the following substances should have the highest melting point? Group of answer choices CF4…

A: We know that ionic compounds have higher melting point than covalent compounds.

Q: How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3…

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: ( What is the ppm concentration of lead in a water sample if there are o.00890 g of lead dissolved…

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Q: Assign oxidation states to all the elements Draw an arrow with "reduced" or "oxidized" above the…

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Q: 1. LDA, THF; Mel 2. LDA, THF; Mel 3. EtLi (2 equiv), Cul (1 equiv), THF; then Br 3.

A: ->LDA is base which can abstract most acidic hydrogen and form enolate ion when react with…

Q: The molar solubility of chromium(III) phosphate in a 0.106 M chromium(III) acetate solution is  M.

A:

Q: In the chemical reaction below, there are 7.8 moles of Mg and 4.7 moles of O2. 2Mg O2 2MGO + 1. How…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: WRITE THE WORD EQUATION AND CHEMICAL EQUATION REPRESENTING THE FOLLOWING REACTIONS. 1. SOLID…

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Q: A buffer with a pH of 4.54 contains 0.39 M of sodium benzoate and 0.18 M of benzoic acid. What is…

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Q: Which of the following is an example of a homogeneous equilibrium? Question 24 options: A)…

A: In this question, we have to choose the example of a homogeneous equilibrium.

Q: Meo Meo MeO, ....H Provide the reagents that would result in the given product.

A: It is an example of addition- elimination reaction  Here we are required to find the reagent…

Q: A sample consisting of 2.80 mol of diatomic perfect gas molecules at 250 K compressed adiabatically…

A: Given,  Number of moles, n = 2.80 mol  Change in Temperature, ∆T = (300-250) = 50 K  Cv = 27.5…

Q: 1.Determine products and if SNI, SN2, El or E2. 1. H0 DMSO (CH,hCO CH,OH CH,OH OH CH CH OH CH,CH OH…

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Q: are these meso compounds, or identical, or both?

A: Given compounds:

Q: identity the reagents necessary to achienve the trandormation below. You will need to une at ntane…

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Q: 4- The electromotive force of the cell cd/cdcl.2H20, sat. Salution / AgCı | Aq at 25 is o-67533V and…

A: Recall the given reaction,   Cd (cr.)  +  2 AgCl (cr.)  -------> 2 Ag (cr.)  +  CdCl2 . 2 H2O…

Q: + H0 (8) (g) For the reaction CO - CO + H 2(8) 2(8) · calculate the following reaction's…

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Q: Calculate the pOH of 3.50 M of NaOH O a -14.54 O b. 13.46 O c. 0.54 O d. -0.54

A: Concentration of NaOH = 3.50 M  pOH of the NaOH solution = ?

Q: The pOH of 0.050 M HCI is O a. 1.30 O b. 0.30 O c. 13.70 O d. 12.70

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Q: B. Weight of Na2SO4 Sample 0.3512 g C. Total Vol. of Precipitant (BaCl2) used WITH 1М ВаCI2 PLEASE…

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Q: Calculate the solubility of Mg(OH)2 in a solution buffered to a pH of 12.0. Ksp= 1.8 x 10-11

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Q: How many mL of 20% V/V alcohol must you add to 1 pint of 95% Alcohol to dilute it to a 50% V/V…

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Q: 3. (6)What is the pH of a buffer that is 0.12M lactic acid (HC3H5O3) and 0.1OM sodium lactate? Ka=…

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Q: Problem 8 114 IR Spectrum (quid fim) 4000 3000 2000 1600 v (cm') 1200 B00 100 80 Mass Spectrum 57…

A: From the spectral data, structure of molecule with chemical formula C8H18 will be deduced as shown…

Q: btA. How many grams of NaCl should you weigh to make 2.00 L of a 6.14 M solution of NaCl? B. What…

A: Given,  The mass ingrams of NaCl should you weigh to make 2.00 L of a 6.14 M solution of NaCl is:

Q: ZHN 1 eq Ac20 EtzN HO

A: Given compound is para amino phenol.Given reagent is acetic anhydride. Here acetylation reaction…

Q: Practice Problem 07.76f Identify the major and minor product(s) of the following reaction: Br NaOEt…

A: E2 Reaction: E2 is a bimolecular elimination reaction. Reaction is concentrated (one step)  Rate =…

Q: 5..How many basis functions are there for H2O in 6-31G* and cc-pTVZ and why?

A: A RHF/6-31G*(d,p) calculation on water involves 24 basis functions: 13 basis functions for the…

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A: enthalpy is a thermodynamic property which is an extensive in nature here we are required to the…

Q: If the solubility of Li2CO3 is 1.32 g/100 mL, what is its Ksp at room temperature?

A: Solubility (S) :-  The amount of solute that can be dissolved in one litre of solvent is defined as…

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.