why is acetic acid added after homogenization in extraction and isolation

Q: For A → products, time and concentration data were collected and plotted as shown. [A] (M) t (s)…

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Q: 3- Calculate the ratio of salt/acid pH = 9.8 : a) NH3, NHẠC1. b) CH;NH,, CH;NH;C1. c) HCN, NaCN. d)…

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Q: Enter { Backspace Delete てレヨ PrtScr しレヨ F8 F7 FS DELL 4/23/2022 4:21 PM O 2022 McGraw Hill LLC. AI…

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Q: The end-product of the following reactions is 1-heptene reacts with a) H20/H2S04 b) PCC O A. a…

A: Alkenes react with H2SO4 and water gives secodary alcohol as major product. When this secondary…

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A: Electrochemical cell converts chemical reaction into electrical energy. The cell consists of an…

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A: Oxymercuration-demercuration reaction of 1-octene yields an alcohol. Detailed mechanism is shown in…

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A: Common ion effect: a salt compound contain cation and anion arranged in a specific proportion within…

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A: Answer: In the Voltaic cell through the redox reaction chemical energy gets converted into…

Q: What is the IUPAC name of the following compound? a. (R)-1-chloro-3-methyl-2-cyclohexene b.…

A: ANS. Option C. (R)-3-chloro-1-methylcyclohexene

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A: Two calculate the change in Gibbs free energy (∆F) and Helmholtz (∆A) for the expansion of three…

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A: Chiral carbon : A carbon is attached to four different groups is called chiral carbon. Compounds…

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A: Adding Ba(NO3) 2 will decrease the dissociation of Barium flouride due to common ion effect    The…

Q: 2) Give the products of the following reactions. Be careful to show stereochemistry if relevant. 1.…

A: SN1 reaction is nucleophilic substitution, that involves nucleophile replacing leaving group. SN1…

Q: Calculate the volume in liters of a 0.169 mol/L potassium permanganate solution that contains 150. g…

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Q: Draw the structure of benzene and 1,3,5-cyclohexatriene showing the electron pipeline. Differentiate…

A: Benzene and 1,3,5-cyclohexatriene both have the same molecular formula which is C6H6. A molecule of…

Q: Determine the pH of each of the following solutions. (a) 0.829 M hydrazoic acid (weak acid with Ka =…

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Q: 4000 3000 2000 1500 1000 500 Wavenumbers (cm) 3H 2H 2H 2H Exchanges with Dz0 11 10 9 8 4. ppm 170…

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Q: Balance the equation ( Oxidation Reduction ): - Fe + MnO4 Mn2 + Fe*3

A: Balanced the redox reaction ---> Fe2+ + MnO4- ----> Mn2+ + Fe3+

Q: (a) Prepare the log C-pH diagram for Fe(OH);,3 precipitation. Use the following equilibrium…

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Q: Q2. Find the cell potential of a galvanic cell based on the reaction below at 25 c°? Cd Pb+2 + 2e- -…

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Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic…

A: ★ Based on the distribution of charges between the atom's participation in bond formation, the…

Q: [References] How would you prepare 1.20 L of a buffer with a pH of 6.80 from 0.180 M H3PO, and 0.490…

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Q: For For the reaction: NH:CO:NH2) + 2NHxg) + CO2 ).Drive the relationship between Kp and Kc ?

A: Kp = Kc (RT)∆ng  This relation is used in to calculate the KP from given Kc.

Q: Which of the following products do you expect to be formed from the starting material under the…

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Q: HBr(aq)HBr(aq) and Mn(OH)3(s)Mn(OH)3(s) Express your answer as a chemical equation. Identify all of…

A: Answer: In this question HBr will be treated like an acid and Mn(OH)3 will be treated like a base,…

Q: The following chemical formula is commonly called a(n) CH2OH Но- H- H- HO- H- HO- ČH2OH Haworth…

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Q: Propose the complete mechanism for radical mono-chlorination of methane. Be sure to show all steps…

A: Reaction initiated by homolytic cleavage of chlorine in presence of sunlight and corresponding the…

Q: Given the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2 Redox:…

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Q: How will the binding energy curve change if the range of the nuclear force suddenly changed to be…

A: The binding energy per nucleon increases sharply with mass number A upto 20. It increases…

Q: During the course of the titration of a 20.0 ml of solution containing 0.1 M of NaOH and 0.08 M of…

A: Initial moles of strong base, NaOH in the solution = C*V = 0.1 molL*20.0 mL = 2.0 mmol Initial moles…

Q: Please in handwriting show how to solve for H+ ions -0.167=0.1400-0.0591/2 * log (0.108)/(H+)^2

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Q: 1. What thermodynamie quantity is used to determine whether a chemical reaction will proceed…

A: When a reaction proceed on its own without any external aid, it is called spontaneous reaction.

Q: In 2004 the Cassini mission to Saturn measured the surface temperature of Phoebe, one of Saturn's…

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Q: cise 25. Determine the mechanism of nucleophilic substitution of each reaction. Draw the products,…

A: Unimolecular nucleophilic substitution reaction, SN1 is favored in presence of a polar protic…

Q: PARTS DESCRIPTION FUNCTION IN RELATION TO DISTILLING SET UP   Vacuum adapter     Receiving flask…

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Q: solute Which is the better solvent? H,0 H NH,NO, H H H. CH3(CH,), OH NaCl CH,OH H,0 KCl

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Q: CO,Me MeO2C =-CO2ME `CO2ME

A: The joining of a double or triple bond to an alkene reactant having a transferable allylic hydrogen…

Q: Current Attempt in Progress For the melting of aluminum, Al(s) → Al(1), AH° = 10.0 kJ mol and AS° =…

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Q: O0 0000 Decide whether each molecule or polyatomic ion is If the molecule or polyatomic ion is…

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Q: Chemistry using the equipartition theory what is the internal energy U and molar heat capacity at…

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Q: Directions: Calculate AG°, AH°, AS° then predict whether the reaction is spontaneous. 1. Consider…

A: The given reaction is N2 (g) + 3H2 (g) → 2NH3(g);  ΔH = - 92.4 kJ/mol Given data the absolute…

Q: Question 22 > What is the concentration of magnesium bromide, in ppm, if 127.47 g MgBr, is dissolved…

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Q: Balance the redox reaction {Cr2O72- + Fe2+ = Cr3+ + Fe3+} (acidic solution). Use the smallest…

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Q: 4000 3000 2000 1500 1000 500 Wavenumbers (cm') 6H i 2H 1H 3 1 ppm 85 80 70 65 60 55 50 45 40 35 30…

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Q: 1. BH3•THF 2. H2O2, NaOH 1. Hg(OAc)2, H20 2. NABH4, NaOH 1. BD3 THF 2. H202, NaOH 1. Hg(OAc)2, EtOH…

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Q: As the मेड Jए Pय कOलअक he केठेव्कीप ने 3he केठेचकीलिय of jnoreaseds एव्ववि mcutease व) पeqd(ll)…

A: Here we have to determine the case in which the solubility of compound increase s with increase of…

Q: Some LAYS brand chips indicate having 6% salt per ounce. How much sodium chloride do you eat for…

A: I ounce weight is  28.34 gm Now it is given that lays brand chips have 6% salt per ounce Now when…

Q: . Which of the following reactions corresponds to a substitution? a. propene → 1,2-dibromopropane b.…

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Q: Why are rearrangements not observed in oxymercuration-demercuration of 1-octene

A: Organic chemistry is branch of chemistry in which we which we deal with organic reactant that react…

Q: What are the practical uses of the points of the cloud, and the pour?

A: The answer is given below