Figures below show the graphite tube and the schematic heating cycle profile for graphite furnace atomic absorption spectrometry (GF-AAS). Based on these figures, explain how the atomization process occurs in a GF-AAS.

Q: If the pH of the solution is equal to isoelectric point of protein, the net charge of the protein is…

A: Asking is the net charge of protein at the iso electric point?

Q: 23. Consider the mass spectrum of hexane. Relative Intensity 100 80 8 40 20 a. b. C. 10 MS-NW-5505…

A: Since you have asked a multiple sub-part question, we will solve first 3 sub-parts for you. For…

Q: For the equilibrium 21Br(g) 12(g) + Brz (9) K₂=8.5 x 10³ at 150 °C. if 2.8x102 atm of IBr is placed…

A: we need to calculate the equilibrium partial pressure of the species in the reaction

Q: Note for advanced students: it's possible the student did not do these experiments sufficiently…

A:

Q: What is the conjugate base in the following reaction: HCI (aq) + H₂O (1) CI (aq) + H3O+ (aq)? O a)…

A: Given -> HCl(aq)  + H2O(l) <-----> Cl-(aq) + H3O+(aq)  -> Conjugate acid is formed when…

Q: For sulfate experiment, unknown was dissolved in 200mL of water. A careless student added only 100…

A: If the concentration of solute is greater than the maximum possible concentration, a precipitate…

Q: Please outline a synthesis for the following compound under the given restrictions and any other…

A:

Q: Use the Acid-Base table to write net equations and determine the equilibrium constants for the…

A: 2KHSO4 + 2NH3 → K2SO4 + (NH4)2SO4 Equilibrium constant Keq = [K2SO4][(NH4)2SO4] / [NH3]2[KHSO4]2 pKa…

Q: 1. Draw the Lewis dot structure and determine the geometry and hybridization for all "central" atoms…

A: we have to draw the Lewis dot structure and tell hybridization and geometry for the given compounds

Q: Boric acid/Sodium borate can be a buffer system

A: Buffer solution: a buffer is a solution which resist the change in pH when base or acid added. Two…

Q: Complete and balance the following nuclear equations by including the missing particle. Y Part A 25…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: Consider the hypothetical reaction A(g) + 2B (g). A flask is charged with 0.74 atm of pure A. after…

A: Equilibrium constant Kp is equal to the partial pressure of products divided by partial pressure of…

Q: In the absence of H-bonding, what would you predict the boiling point of HF to be (in °C; provide…

A: A question based intermolecular forces that is to be accomplished.

Q: 3. Name this ether correctly. (CH3)2CHOCH2CH2CH2CH2CH3

A: The Answer to the following question is- Ethers are named as alkoxy alkanes Here alkyl groups are…

Q: Diluted hydrochloric acid is a 10% w/v solution of HCI in water. How many milligrams of HCI does…

A: Mass concentration of solution is expressed as % w/v for weight per volume. It can alternatively be…

Q: What is the name of this compound, NH4ClO3 2. What is the name of this compound, FeO   3. What is…

A: These can be given as:

Q: 3 What is the expected major product of the following reactions? a) b) d) f) 3 HO O₂N. NEG H Br₂…

A: The given problems are based on the electrophilic aromatic substitution reactions of aromatic…

Q: A solution was prepared by dissolving 23.6 g of MgSO4 (80% dissociation) in 1.60 L of water MW…

A:

Q: Review I Constants I Periodic Table Phosgene (carbonyl chloride), COClą, is an extremely toxic gas…

A:

Q: found that 3 titrations required an average volume of 21.27 mL of 0.1891 M NaOH(aq) to neutralize…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is known as…

Q: CH3 CH3-C-CH₂-CI I CH3 CH₂-C=CⓇ

A: For bimolecular substitution reaction [ SN2] reaction reactant must be either primary or secondary ,…

Q: 2-96 Indicate whether each of the following sta about a steroid nucleus is true or false. a. Rings…

A: Steroids : These are the compounds whose core structure has 17 carbon atoms connected with four…

Q: 9.05 L9.05 L container holds a mixture of two gases at 41 °C.41 °C. The partial pressures of gas A…

A: Volume of container =9.05 L Temperature (T) = 41°C = 41 + 273 = 314 K  Partial pressure of gas A =…

Q: Part C What is the binding energy for a chlorine-35 nucleus? Express your answer numerically in…

A: Given,  Mass of proton= 1.007276 amu, Mass of  neutron = 1.008665 amu, Mass of electron = 4.86 x10-4…

Q: Given the reaction 3Mn2+ + 2MnO4 + 2H₂O -> 5MnO2 + 4H+, estimate the loss rate of Mn2+ and…

A:

Q: What is the molar concentration of a solution prepared by dissolving 2.46 g of Li2SeO3 in enough…

A:

Q: Arrange the following elements in increasing order of electronegativity. The top = lowest and the…

A: Here we are required to find the increasing order of ionization energy for set of 4 element and…

Q: how can i tell if this is optically active

A: If in a given molecule or compound,plane of symmetry is present ,then it is optically inactive. And…

Q: What would be the major product of the following reaction sequence? P H+ CH3OH ? OH OCH 3 OH OH OH…

A:

Q: Determine the best name for the following molecule: 5-(2-methylprop-1-enyl)hepta-6-ene-3-yne

A: To name a compound we will first identify the longest carbon chain. After that we will identify the…

Q: How much energy is released when 25.0 mL of water cools from 83.5°C to 5.8°C?

A:

Q: What is the pOH of a solution that has a pH of 11.9? Your Answer: Answer

A: pH = 11.9

Q: Name the hybridization of an inner atom that has 4 ligands and 2 lone pairs. Enter superscripts in…

A: Given -> 4 ligand  , 2 loan pair  Steric number = number of bond pair + number of loan pair…

Q: onsider the reaction of 4,4-dipropylcyclohexan-1-ol with HI (hydrogen iodide). 3] Using curved…

A: The following reaction is a dehydration reaction of alcohol with an acid. The answer is as follows:…

Q: Calculate the density of HCN a highly poisonous gas at 250 degrees celsius and 2.00 atm pressure.

A:

Q: Below is the structure of eicosapentaenoic acid (EPA) which is an omega-3 fatty acid. What would be…

A: IUPAC nomenclature is used for naming the organic compound as per recommended by international union…

Q: “(NH4)2SO4 can not be an ionic compound because it consists of nonmetals only” • Explain why the…

A:

Q: #71 12. Use your answers for Questions 4 and 10 to calculate [SCN -] q, the equilbrium concentration…

A: Answer: Given Ionic equilibrium: Fe3+(aq)+SCN-(aq)⇌[FeSCN]2+   From the ICE table mentioned in…

Q: In one demonstration of this reaction, 42.00  mL of H2 are collected over water at 25°C. Atmospheric…

A: Given : V = 42.00 mL             T = 298 K          P = 748 mmHg  Tip : by using ideal gas equation…

Q: [Review Topics] [References] Acyl transfer (nucleophilic substitution at carbonyl) reactions proceed…

A:

Q: A 65.0 mL solution of 0.109 M sulfurous acid (H₂SO,) is titrated with 0.109 M NaOH. The pK, values…

A:

Q: Calculate the energy, frequency, and wavelength (in nm) emitted by a photon dropping from level n =…

A:

Q: 3. What are the product/s formed from the nucleophilic substitution of…

A:

Q: A particular beer is 6.50 % ethanol by volume (C₂H5O). If a single bottle of beer contains 750.0 mL…

A: Density = Mass/Volume  Moles = Mass/Molar mass

Q: Two standard scuba tanks are filled to 200 atm—the first with a volume of 14.2 L and the second with…

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

Q: Which of these compounds are polar molecules? Select all that apply. ܝ H-N-H H ammonia H H-C-H I H…

A: Formula for determining hybridisation state :-  x= (V+M-C+A)/2  V = valence electrons of central…

Q: write structural formulas for all the compounds that are trichloro derivatives of cyclopropane,…

A: trichloro derivates means there should be 3 chlorine attached to cyclopropane.   i) 1,1,2- isomer…

Q: 1 2 3 Assign configuration, give IUPAC name HO Br HO 11 HO CI Assign configuration, Assign…

A: As per the student's request I am solving only question number-3.

Q: A diprotic acid (H₂A) has Kal = 4.12 × 10-7 and K₂2 = 5.14 x 10-¹¹. What is the pH of a 0.332 M H₂A…

A: A diprotic is the one which is capable of donating 2 H+ ions in aqueous solution .

Q: 12. For the reaction N2O4(g) = 2 NO2(g), AH = +57.2 kJ/mol and K = 0.113 at 25 °C, what is the value…

A: Here we are required to find the temperature at which the equilibrium constant K =1

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.