1. Why do we compute for TFM  in soaps. How does one calculate for TFM?

Q: 55. is used for the qualitative analysis of elements nitrogen, sulphur and halogen in Organic compou...

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Q: 70. Using the figure below: Identify the part of nos. 6 and 7 respectively in the set-up. 16 condens...

A: Option C is correct answer, Nos.6 and nos. 7 water inlet and water outlet respectively.

Q: 2. A student pipets 5.00 mL of a 0.125 M solution of reagent A into an Erlenmeyer flask. Reagent A i...

A: Recall the given reaction                        A + 3B →Products Given that, 5.00 mL of a 0.125 M s...

Q: The rate of a certain reaction is given by the following rate law: rate = k[NO]?0,] Use this informa...

A: Answer: Order of reaction with respect to a reactant is equal to the power of its concentration term...

Q: Benzene and toluene form an ideal solutions. At 900 C, the vapor pressure of pure benzene is 1.326 a...

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Q: A+2B------3C is found to be first order with respect to B. The reaction is run with an initial conc...

A: Given that: Initial concentration of B [B0] = 2.90×10-1 M Final concentration of B [B] = 5.64×10-3 M...

Q: This structural formula is a Z-I

A: Pyrrole is aromatic 5-membered cyclic compound having N-H substitution. Pyridine is hyterocyclic com...

Q: 22. How will you name this compound: 3HC-CH2-CH2-CH2-CH2-CH2- NH2? hexanol amide O hexyl amide O hex...

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Q: Which of the following conversions is essentially irreversible? A) The reaction of an aldehyde with ...

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Q: Write the Objectives IN YOUR OWN WORDS: Objectives: To prepare and determine the concentration of a...

A: You can write if you have an exact amount of solutiòn need.

Q: rate constant

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Q: I. Directions: Draw the lewis structures of the neutral atom and the ion of each element. Determine ...

A: The determination of the valence electron count of all the given atoms is the important step to solv...

Q: Calculate for the buffer capacity if 20 mL of 0.048 M hydrochloric acid is added to 500 mL of buffer...

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Q: Calculate the    molecular    weights    of    N2,    CO2,    and    O2.     Write    the    equati...

A: Given  Molecules = N2 , CO2 , O2 Molecular weight = ?

Q: Which Bronsted-Lowry acid has the strongest conjugate base? HBr HCI HF HCIO4

A: 3rd option is correct that is HF.   

Q: Based on the results obtained in the following table, which indicator has approximately a pka of 4?

A: The indicators are chemical compounds that show changes in color at a definite change in pH. Hence, ...

Q: Consider the redox reaction: Al + MnO4^- + 2H2O → Al(OH)4^- + MnO2. The chemical species being oxidi...

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Q: 3. How Se-reagents (selen) and oxidation(s) can be used to make the following transformation. Give r...

A: This transformation can be done by first converting epoxide to alkene and then oxidizing it's allyli...

Q: 68. This process is an example of O Liquid Chromatography O Atomic Absorption Spectrophotomer O Thin...

A: Liquid chromatography is used to identify and seperate each part of a solution. Atomic Absorbtion Sp...

Q: Question 5 Buffer solutions. O tend to maintain a relatively constant pH. will always have a pH of 7...

A: pH of a solution  can help us in determing acidity of that solution. If pH of a solution is less tha...

Q: Questions: 1) Explain the solubility of acetic acid in water.

A: Since you have posted with multiple questions, as per guidelines we will solve only first question f...

Q: estion 14 of 16 Which of the substances have a standard heat of formation (AH;) of zero? Fe at 1200 ...

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Q: 16. The stability of the benzene structure, instead of addition reactions, aromatic compounds underg...

A: We have to predict the nature of reaction.    

Q: Which of the following are repeating disaccharides of polysaccharides are often found in mucus and f...

A: Polysaccharides are the abundant carbohydrates that are found in food.

Q: A solution is made by dissolving 18.4 g HCI (MM=36 g/mol) in 662 mL of water. The pH of the solution...

A: HCl is strong acid

Q: assuming

A: According to the question, After 53.0 min, 16.0% of a compound has decomposed. We need to determine ...

Q: What is the freezing point (in degrees Celcius) of 4.09 kg of water if it contains 170.8 g of CaBr2 ...

A: Colligative properties: The colligative properties are those properties of solutions that depend on ...

Q: The ionic strength of a solution containing 0.00100 F KCl, 0.0048 F K3PO4, and 0.0070 F Pb(NO3)2 is ...

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Q: Calculate the molecular weight of the solute in a solution containing 2.47 g of a non-volatile solut...

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Q: Using the given data compute for the sodium concentration of the patient. Use the same formula in th...

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Q: Convert your answer to scientific notation (i.e. ## x 10x mg) =    0.72 kg to mg =

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Q: Br CuBr/PMDETA Δ For the atom transfer radical polymerization of the following monomer, i.) provide ...

A: (i) We have to draw the structure of a 2-mer with an active chain end in the dormant form.

Q: (c) In the Diels-Alder reactions below, explain the product that could be formed. (i) H (ii) OCH3

A: A question based on alkene that is to be accomplished.

Q: 70. This process is called , O sublimation process recrystallization process O decolorization proces...

A: Since cooling takes place ans crystallization occurs.  Hence  the process is recrystallizatiion  So ...

Q: What is the empirical formula of X

A: The empirical formula of the compound can be calculated with the help of percentage composition of e...

Q: write the eacion for the acidic and basic Salts mchen It is dissolived m waier. write The met ionic ...

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Q: A second order reaction has an initial concentration of 1.53 M.  If the half-life of the reaction is...

A: The solution is as follows:  

Q: Study the following phase diagram of Substance X. A E H temperature (K) В If a sample of pure X is a...

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Q: Но HO- OH Но HO HO OH OH OH OH но This sugar is non-reducing

A: To answer this question, it is important to consider the structural aspect of the given molecule in ...

Q: _is a chromatography technique in which the stationary phase 14. is always lon exchange resin." Adso...

A: Chromatography is a technique in which we separate a single chemical compound from a mixture. If the...

Q: D,e,f

A: Given: Kb for NH2OH = 1.10×10-8  

Q: What mass of solid La(IO,); (663.6 g/mol) is formed when 50.0 mL of 0.250 M La+ is mixed with 75.0mL...

A: Given : Molarity of La3+ = 0.250M Volume = 50ml

Q: 1. (a) Draw the structures of A to E in the following reactions. (i) OH 1. LIAIH4 A РСС 2. H2о (ii) ...

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Q: 52. In an extraction using two-solvent system, methanol can be used decrease the solubility of the n...

A: The technique in reducing of organic solutes by saturating mixture is called Salting out process 

Q: Predict the shape of SiF4,SF4 and XeF4 molecules. Explain why the shapes differ.

A: Shape of SiF4, SF4 and XeF4 = ?  Explain why shape is different. 

Q: Question 4 What is the pH of the buffer that is composed of 0.10 M Na2HPO4 and 0.15 M KH2PO4? (Ka1=7...

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Q: 20. What is the best method used to separate the components of the mixture of benzene, toluene, and ...

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Q: Evaporation cools the liquid that is left behind because the molecules that leave the liquid during ...

A:  evaporation cool the liquid that is left Behind during evaporation because the molecule which have ...

Q: What is the molality of the soluton when a 27g of Sucrose (C6H12O6) is dissolved in 320g of water.

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Q: Submit Question 17 of 40 The compound shown here is classified as what type of organic compound? ||

A: Alkanes can be defined as the organic compounds containing only carbon- carbon and carbon- hydrogen ...