How to calculate the pH of a buffer solution 1) Calculate the pH of a solution prepared by dissolving 1.00 g of sodium acetate, CH3COONa, in 74.5 mL of 0.15 Macetic Assume the volume change upon dissolving the sodium acetate is negligible. Ka of CH3COOH is acid, CH3COOH(aq). 1.75 x 10-5. pH =

Q: H3C Br CH3 1) Mg, THF 2) CO2 3) H30+ H3C A COOH CH3 H3C В D COOH H3C C CH3

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Q: The reaction A + 2B → C has the rate law rate = K[A][B]. By what factor does the rate of reaction…

A: Rate law= k[A][B] When concentration of both [A] and [B] are doubled then rate of reaction = ?

Q: What is Product Y and what is the mechanism? OH Diazomethane Y

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Q: Predict the major organic product of the reaction. An alkene has one substituent, a tert butyl…

A: Alkene reacts with HBr to produce an alkyl bromide.

Q: 4. Two of the products of the OH reaction with limonene that have been observed are the following:…

A: We have fund out the reaction mechanism.

Q: 3. Determine the [OH-] for an aqueous solution at 25°C with a pH of 4.80. (A) 1.6 x 10-5 M (B) 6.3 x…

A: pH of solution = 4.80

Q: 85.0 mL of 0.375 M HNO3 is titrated by 0.750 M KOH. Calculate the pH of the acid solution before…

A: pH of the solution for the given titration    Given,  molarity of HNO3 = 0.375 M volume of HNO3 =…

Q: What is the pressure, in atm, in a 2.00 L tank with 3.55 moles of fluorine at 49.4 °C?

A: The ideal gas equation shows the relation between pressure, volume, temperature and number of moles…

Q: Formula XeO3 Total Valence Electrons Bond Polarity (AEN) Rough Lewis Structure (Include formal…

A: Octet Rule: Every atom has a tendency to have eight electrons in its valence shell. Lewis Dot…

Q: What is the reagent for the following reaction? NHANH, KOH

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Q: When drawing the Lewis structure of an organic compound with more than one central atom, it is…

A: To solve this problem we have to find the correct statement.

Q: .A 2.17 x 10-5 M solution of X had A = 1.000 when measured at 400 nm, and A = 0.189 when measured at…

A: Concentration of X = 2.17 x 10-5 M At 400 nm , A =1.000 At 450 nm , A =0.189   Concentration of Y…

Q: Consider the following cell reaction: Cd(s) + 2 H*(? M)=Cd²+(1.00 M) + H₂(g)(1.00 atm) If the cell…

A: The cell reaction given is, Given: Cell potential = 0.168 V And temperature = 298 K

Q: What happens in the rate-limiting step of the reaction? a) The bromide ion detaches from the alkyl…

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Q: 12.) Please draw the product(s) for each reaction scheme. Be sure to clearly include regio- and…

A: Reactions with heat are the reactions between a diene and a dienophile. These are cycloaddition…

Q: Using resonance structures, explain why 4-nitrobenzoic acid was a lower pKa than benzoic acid.

A: Resonating structures are the structure with same molecular formula which shows delocalisation of…

Q: What is the expected major product of reacting cyclohexane carbaldehyde with N(CH3)3?

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Q: Each of the following reactions has been reported in the chemical literature and gives a pre-…

A: The given reactions are examples of nitration reaction of several benzene derivatives. The outcomes…

Q: A student prepares a 0.38 mM aqueous solution of crotonic acid (C,H,CO,H). Calculate the fraction of…

A: Crotonic acid is a weak organic acid with the chemical formula C4H6O2. Its dissociation in water can…

Q: 2. Design a synthesis for the following target from 2-pentanone. O N.. H Target

A: The question is based on the concept of organic synthesis.  we need to synthesize the product using…

Q: Which of the following would make a good buffer system. Group of answer choices HI/BaI2 HNO3/NaOH…

A: A buffer system is a solution that can resist pH changes when small amounts of an acid or base are…

Q: What is the relationship between the parent structure on the left and the structure on the right? He…

A: Enantiomers are the pairs of stereoisomers which are mirror image with each others and therefore…

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Q: Calculate the equilibrium constant, Kp at 1100 ℃ for the reaction shown below if the standard…

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Q: Write an objective of separation of a mixture by extractio

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Q: For each main-group element in the table below, predict the compound it forms with oxygen. In…

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Q: a An analytical chemist is titrating 104.0 mL of a 1.200M solution of cyanic acid (HCNO) with a…

A: Given data

Q: Use these starting materials: H-H Br target molecule

A: There are total three starting compounds are given: Acetylene, benzyl bromide and…

Q: a sample of gas has a volume of 7.00 L and a pressure of 2.750 kPa when its temperature is 45.0 C if…

A: P1 = 2.750 kPa V1 = 7.00 L T1 = 45.0 C + 273.15 = 318.15 K P2 = 1500 kPa V2 = 14.00 L

Q: A student prepares a 0.52 M aqueous solution of 4-chlorobutanoic acid (C₂H,CICO,H). Calculate the…

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Q: Consider the molecule given below. How many products are possible from Free Radical Chlorination of…

A: Allylic radicals are the stable radicals formed in step 1.

Q: Convert o-Xylene to 4-tert-Butylbenzene-1,2-dicarboxylic acid using any necessary organic and…

A: O -xylene to 4 tert butyl benzene  dicarboxylicacid

Q: 3) Which structure is an intermediate in the base-catalyzed tautomerization of the below enol to its…

A:

Q: Calculate the molalities of the following aqueous solutions. Part 1 of 3 1.13 M sugar (C₁2H22011)…

A: molality of the given solutions

Q: H3C Br Name: 5 Name: CH₂ CH3 5,2-Dimethyl hexene Jethyl-hexene Name: ? Name: 4methyl-pentene

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Q: When 250.0 mL of .2500 M Li2CO3 (aq) were mixed with 350.00 mL of .1500M AlBr3 (aq), 2.500 grams of…

A: Molarity of Li2CO3 = 0.2500 M Volume of Li2CO3 = 250 mL = 0.250 L Molarity of AlBr3 = 0.1500 M…

Q: The weak acid HX has a pKa = 4.22. If 20.00 mL of 0.100 M HX are titrated with 0.100 M sodium…

A: The question is based on the titrations.  we are titrating a weak acid with a strong base sodium…

Q: Define "Resonance Energy:"

A: Resonance  Energy

Q: C. The reaction of Hydrogen bromide solution and sodium hydroxide solution yields sodium bromide…

A: What to determine?

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Q: Convert phenylacetylene to butyl benzene using any necessary organic and inorganic reagents. It will…

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Q: Select the single best answer. Determine whether or not the fraction of collisions with sufficient…

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Q: Given the ff. data below during a conductometric titration (strong acid vs strong base) Calculate…

A: A question based on analytical process. quantitative analysis. A set of data for the conductometric…

Q: what is a balanced equation

A: Balance equation

Q: What is the correct IUPAC name for this compound? Select an answer and submit. For keyboard…

A: In the given question, we have to write the IUPAC name of given compound.  Longest chain is parent…

Q: A chemist fills a reaction vessel with 2.99 atm methane (CH4) gas, 3.62 atm oxygen (O₂) gas, 6.42…

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Q: What is the major product of the following reaction? CN H3O+ heat

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Q: The reactant concentration in a first-order reaction was 6.50x10-2 M after 50.0 s and 6.10x10-3 M…

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Q: Quantity 1. Mass of crucible + cover 2. Mass of crucible + cover. Magnesium 3. Mass of Magnesium 4.…

A: Empirical formula: The formula in which the simplest whole number ratio of constituent atoms ( that…

Q: what volume of 0.250 M HCl is required to completely react with 0.350 g of NA2CO3 ? Na2CO3 + 2HCl…

A:

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.