wavelength (microns) 2.5 100 89 10 11 13 15 4. 80 60 40 20 4000 3500 3000 2500 2000 1500 1000 625

Q: 1. Derive an expression representing the heat transfer from a fluid flowing in a pipe.

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Q: A doublet at 1.23 ppm (6H), a Singlet at 2.10 (3H, and a Septet at 4.98 ppm (1H) CH3 CH3-CH2-CH2-C-O...

A: Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy is a spectroscopic ...

Q: How to determine which is the most polar and least polar in REVERSE PHASE thin-layer chromatography?...

A: Chromatography technique is used to separate compounds from mixture of compounds.Let's discuss the r...

Q: O CEMICAL REACTIONS Calculating and using the molar mass of elements ROB V A chemist determined by m...

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Q: Calorimetry:

A: In this question we have to explain about bomb calorimetry(heat of combustion of benzoic acid and na...

Q: An analytical chemist is titrating 68.7 ml of a 0.4600M solution of hydrazoic acid (HN,) with a 0.41...

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The buffe...

Q: Determine the molecular formula of a compound with an empirical formula of NH2 and a formula mass of...

A: Given:-

Q: 1. From the given reagents, propose the product and reaction mechanism for each transformation. а) H...

A: An aldol condensation is a condensation reaction in organic chemistry in which an enol or an enolate...

Q: Predict the reactions when the following substances are mixed. Identify the (a) type of reaction, (b...

A: Reaction takes place between two compounds when precipitate is formed or some gas is released.

Q: Please give clear handwritten answer calculated logp of the following two drugs & show workings..?

A: IN LogP , P is the prtion coefficient and this are experimental

Q: an the following acid-conjugate base pairs be used as a buffer? Check the box corresponding to your ...

A: a) Ammonia and ammonium chloride Yes, it is a buffer.   b) Acetic acid and potassium acetate Yes. th...

Q: 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x= Moles of Mg used in this exp...

A: answer is given as follows

Q: Fatty acids are stored in the body as triglicerides in adipose tissues. Consider the oxidation react...

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Q: What are the products of the following decomposition? Ni(CIO3)2 -->

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Q: What are the products of the following decomposition? Ca(CIO3)2 -- +

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Q: 3. Prepare a 250-mL buffer with pH = 4.40 from solid reagents benzoic acid (C6H5COOH; M = 122.123 g ...

A: Given: Volume of buffer= 250 mL pH = 4.40 pKa of benzoic acid = 4.202 Molar mass of benzoic acid = 1...

Q: Which of the following compounds (attachment) may be analyzed by aqueous acid base titration? он CI ...

A: We have to tell among the given compound which one is analyzed by the aqueous acid-base titration. W...

Q: Explain, in terms of ions, why sodium hydroxide, NaOH is considered an Arrhenius Base.

A: Question 6.  There are various concepts of acids and bases ;-  Arrhenius concept  Brønsted-Lowry co...

Q: Note: Kindly provide a solution pls. The answer is already provided. Thank you! 1.20 A high concent...

A: Answer is attached below

Q: Given that H2(9) reacts with I2(s) according to the chemical equation H2(g) + I2(s) = 2 HI(g) Kp = 8...

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Q: What are the products of the following decomposition? Ni(CIO3)2 + -->

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Q: Challenge: Ethanol (CH,CH,OH) and dimethyl ether (CH,OCH,) have the same formula (C,H,O). Ethanol bo...

A:   Hydrogen bonding is one of the main factors which affects the boiling point of liquids. Hydrogen b...

Q: Suppose the formation of nitryl fluoride proceeds by the following mechanism: step elementary reacti...

A: A question based on kinetics of reaction in solution that is to be accomplished.

Q: Complete the stiochiometry table using the starting values provided. Moloouulor Doneit,

A: 1. Vanillin Moles = Mass / Molar mass = 4.383 g / 152.15 g/mol = 0.0288 mol = 28.8 mmol 2. Sodium bo...

Q: A container filled with an unknown quantity of the gaseous mixture at 310 K is in hydrostatic equili...

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Q: 7. Determine the molarity of the hydrochloric acid, HCI, using the titration formula. Show the setup...

A: Given data : Volume of NaOH (V1) = 15.0 mL Molarity of NaOH (M1) = 0.20 M Volume of HCl (V2) = 25.0 ...

Q: A B `H D 220 200 180 160 140 120 100 80 60 40 20 PPM

A: The correct answer about C13 nmr spectrum is given below

Q: Write the equilibrium constant expression for this reaction: 2 CH;COO (aq)+C,H,O,(aq) → C,H1004(aq)+...

A: To solve this problem we have to write the equilibrium expression of the given chemical equation .

Q: Treatment of a 0.4000-g sample of impure potassium chloride with an excess of AgNO, resulted in the ...

A:

Q: 1mol Na 36.5 g Na - 1.59 mol Na +0.79 mol →2 Na 23 g Na 1 molS |= 0.79 mol S+ 0.79 mol → 1S 32 g S 2...

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Q: Bubbling occures when HCl is added to the reaction mixture

A: In this question we have to explain that the bubbling occures when HCl is added to the reaction mixt...

Q: A sodium hydroxide solution has a pH of 12.40, what is the OH– concentration in this solution?

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Q: What is the type of column used in chromatography (HPLC) and it's applications and mechanism

A: It is as follows

Q: 1. 2eq CH3M9B 1.LIAIH4 F 2. H+ 2. НаО PBR3 CH30¯ Na + 1. NaBH4 B 2. H2O CH3-CH2-Č-OH C CH3CO,Na |1. ...

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Q: What is the numerical value of Ke for the reaction if the concentrations at equilibrium are SO2] = 0...

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Q: Gaseous ammonia chemically reacts with oxygen (O2) gas to produce nitrogen monoxide gas and water va...

A: The balanced equation : 4 NH3(g) + 5 O2(g) → 4 NO (g) + 6 H₂O (g)    

Q: i want example of HNMR signals that out of expectation because of dimagnetic anisotropy or resonance

A: The circulation of valence electron or ᴫ electron in system like benzene under the influence of exte...

Q: of LDA A LA achivator 6 Tidy Aldal- Tischenks Cl mol) (2 mol>

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Q: Lab 6 Data Sheet X Number of Unknown Sample Mass of Beaker #1 and Sample 63.8 g Mass of Beaker #1 60...

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Q: Titration Reductant/ Analyte Standardizing Indicator reagent Titrant Oxidant COD BOD INDIRECT TITRAT...

A:

Q: The solubility products for a series of iodides are [1] Cul (Ksp = 1.0 x 10-12) [2] Agl (Ksp = 8.3 x...

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Q: 1. Research about five plants that can be used as cosmetic ingredients. 2. . Enumerate their cosmeti...

A: 1. Aloe Vera (Aloe barbadensis) It has many minerals, vitamins, and amino acids. All these nutrients...

Q: A.4. Aldol condensation reaction : aledal addifion t F,CB Predict fthe major product and draw the ra...

A: Aldol condensation reaction is condensation reaction between two aldehydes or ketones having alpha h...

Q: Using the data in the table, calculate the rate constant of Trial [A] (M) [B] (M) Rate (M/s) this re...

A: Complete solution is given below in next step

Q: The molar mass of nicotine is 162.1 g/mol. It contains 74.0 % carbon, 8.7 % hydrogen, and 17.3 % nit...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: when 5.0g of an unknown substance is dissolved in 100.0g of water, the freezing point of the solutio...

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Q: H. Combustion Reactions are Redox Reactions C3H3(g) + 5 0,(g) → 3 CO,(g) + 4 H20(g)

A: Is combustion reaction are redox reaction?

Q: 8. Calculate the pH of NaOH(aq) to the nearest hundredth.

A: Given data : Molarity of NaOH = 0.20 M

Q: Tellurium (Te) is a metalloid that is used as a component in solar panels.  It is produced in a redo...

A: On the basis of oxidation state changes we can decide oxidising and reducing agent.

Q: Triphenylmethanol lab question 1. Describe the method to initiate the RXN between the Mg metal and b...

A:     Steps to form the product : Magnesium reacts with bromo benzene in diethyl ether in presence of...