A solution is prepared by diluting 2.81 mL of the blue dye stock solution to 25.00 mL. The measured absorbance for the prepared solution is listed in the da table. Measurement Result Blue dye stock solution 0.293 M Absorbance at 630 nm 0.00265 Calibration curve y=0.0833x Part: 0 /3 Part 1 of 3 What is the theoretical molar concentration? Round your answer to 3 significant digits. [Blue Jneoretica M Part: 1/3 Part 2 of 3 What is the experimental molar concentration? Round your answer to 3 significant digits. [Blue experimentalLM

Q: Which part of the lipoamide is the active part aiding in the chemistry of E2 of the pyruvate…

A: B

Q: Draw structure for the form of glycine present in basic solution.

A: Draw structure of glycine in basic solution --

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A: Calculate standard entropy change of the given reaction--

Q: For a certain chemical reaction, the standard Gibbs free energy of reaction is 83.4 kJ. Calculate…

A: Given that, ∆G°= 83.4 KJ = 83400 J K= 2.4×10-15  T = ?

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A:

Q: Tube No. 1 2 3 4 5 Substance Glycerol Cottonseed c Olive oil Walnut lip Water

A: Fats are solid at Room Temperature  but fats are liquid at room temperature.

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A: Determine molecular geometry of the given compound ----

Q: Which one is a free radical? NO2+, ClO4-, ClO2, NO2- For which of the following atoms is an expanded…

A: In these questions, we have to choose the correct option for the given question.

Q: A B C D Identify the atoms that changed oxidation state in this reaction: H₂O+ + CH₂CH₂OH CrO3 Crand…

A:

Q: A 10.0 L tank at 1.79 °C is filled with 8.09 g of chlorine pentafluoride gas and 14.0 g of…

A:

Q: Calculate the vapor pressure (in mmHg) of a solution made by dissolving 69.9 g of organic compound A…

A: Given :- the vapor pressure (in mmHg) of a solution made by dissolving 69.9 g of organic compound A…

Q: Question 6 of 25 > Modify lysine to show the predominant form at pH 7. Modify the amino acid by…

A: Amino acids are bullding blocks of proteins. pH measures how acidic or basic a solution is.

Q: consider the following voltaic cell. Which reaction occurs at the anode ? Sn²+(ag) + 2e → Sn(s)…

A:

Q: . Determine the [H+] from the following pH or pOH values: a. pH = 3.3 b. pH = 7.69 c. pOH = 10.21 d.…

A:

Q: A patient suffers from a genetic defect in the E2 subunit of the pyruvate dehydrogenase (PDH)…

A: Most have delayed development of mental abilities and motor skills such as sitting and walking.…

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A:

Q: QUESTION 32 Determine the equilibrium constant (Keq) at 25°C for the reaction Cl2(g) + 2Br (aq) =2C1…

A:

Q: A sample of 1.036moles of methane (CH4) is mixed with 1.338 moles of chlorine. What is the…

A:

Q: -2-methylpentane (0) 4-etyl-cyclohexano (d) 1-chloro-1-methyl cycloheptanal (e) 3-ethyl-2-Hexene 14)…

A:

Q: A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown:…

A: The reduction potential of Cd2+(-0.42v) is less than Co2+(-0.28v) hence Cd(s) will undergo oxidation…

Q: Which of the following are true statements regarding hybridization of atomic orbitals? (Select all…

A: Two or more atomic orbitals of nearly equal energy undergo hybridization to form an equal number of…

Q: For the reaction X + 5Y + 6Z --> 3A + 4B at a particular time, -∆[X]/∆t = 1.5x10-2 M/s. What is…

A:

Q: Select the metal that can protect iron from corrosion. EºFe = -0.44 V chromium, Cr, E° = -0.74 V…

A: metal which is more reactive than Iron can protect it from corrosion o

Q: der the compounds from lowest vapor pressure to hig b. CH3-CH2-O-CH2-CH3 CH3CI HO-CH2-CH2-OH Da.…

A: Vapor pressure is the pressure exerted by liquid Vapor over the surface of liquid.  As higher the…

Q: 0.284 g of Mn is collected in an electrolysis experiment under the following conditions: Current =…

A: Given : Current = 2.5 A  Time = 16.7 min Mass of Mn = 0.284g

Q: What is true about this reaction? A CN is the reducing agent B CN is the oxidizing agent C An oxygen…

A:

Q: Using any compounds that have no more than two carbon atoms, identify a method for preparing the…

A: ¹

Q: Incorrect Question 5 Which of the following mixtures would result in a buffered solution? Mixing…

A: A buffer solution is formed by the mixture of a weak acid and its conjugate base or by the mixture…

Q: What is the pH of a 1.0 L buffer made with 0.300 mol of HF (Ka = 6.8 × 10⁻⁴) and 0.200 mol of NaF to…

A: In this question we have to tell the PH of the buffer solution after adding 0.04 mol of HCl.

Q: 38) Complete the following reactions with the proper major products. SO3/H₂SO4 Br2 FeBr3 MeCOCI…

A: Step 1 : Fridel craft acylation. Step 2 : Ortho isomer ( Sulphonation takes place at para position…

Q: A 100.0 ml. solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M…

A: Given: Mass of maleic acid, H2M = 0.794 g. Volume of solution = 100.0 mL = 0.100 L Volume of KOH…

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A:

Q: Cadii Part C The following ions contain the same number of electrons. Rank them in order of…

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A: Given-> Pressure of H2 = 6.16 × 10-3 atm Concentration of H+ = 1.05 M Concentration of Cd2+ =…

Q: (a) Draw the main reaction product of the following reactions. N2 hv BuzSnH, hv hv (360 nm, MeCN)

A:

Q: SOURCE: CHAPTER PROBLEMS TITLE: FOSSIL FUELS AND CLIMATE CHANGE Select hydrocarbons among the…

A:

Q: Cinc reacts with hydrochloric acid according to the reaction equation Zn(s) + 2 HCl(aq) → ZnCl,(aq)…

A: We will use mole mole analysis  for this type of problem.

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A: Given data :

Q: 2. Use the model kits to build the following oligosaccharides. Draw the Haworth projection of each.…

A:

Q: Calculate the mass % of a solution of KCl prepared by dissolving 12.75 g KCl in 54 g H2O?

A: Given :  Mass of water = 54 g  Mass of KCl = 12.75 g  To calculate :  mass % of  solution

Q: what are the vibrational bands of ASA

A: A question based on IR spectroscopy that is to be accomplished.

Q: Which 3-step process would convert the reactant to the product? Excess reagent is implied if needed.…

A:

Q: a. b. d. NH₂ ·승 20 OCH₂ Ike OCH 1. NaOCH3 2 H3O+ 1 LAIH 2 acad 1 LIAH 2 acid I LAIRI 2. acal 1. LAIH…

A:

Q: 5 Draw the monomer used to produce the following polymer Polymer Monomer

A:

Q: The heat of fusion AH, of water (H₂O) is 6.0 kJ/mol. Calculate the change in entropy AS when 2.4 g…

A:

Q: OR OR OH H20 OH но OR OR

A:

Q: Consider the reaction of a 20.0 mL of 0.220 M C5H5NHCl (Ka = 5.9*10-6) with 12.0 mL of 0.215 M CsOH.…

A: Given: Concentration of C5H5NHCl = 0.220 M Volume of C5H5NHCl solution = 20.0 mL = 0.020 L…

Q: 1. Use structures and words to show how the cyclization of the linear glucose molecule to the n of…

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

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A: A Substance that is responsible for UV-vis absorption is?

Q: 30 si Use the atomic masses on the table below to calculate Am for the change 14 2 "N. u Which is…

A: The reaction given is, =>

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.