5. Polarographic cells used for measuring the partial pressure of oxygen are temperature sensitive.

Q: Write a complete structural formula and an abbreviated formula for the tripeptide formed  from…

A:

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Here we are required to find the concentration of iron chloride present in the ground water sample

Q: EtO₂C. H₂N 3 O O₂N IZ N 6 Me -N N (i) (MeO)₂SO₂ HO₂C (ii) NaOH/H₂O (i) SOCI2 (ii) NH₂OH HO₂C O₂N 4 5…

A:

Q: QUESTION 13 How many covalent bonds does oxygen generally form in organic compounds? Hint: Oxygen is…

A: Number of covalent bond oxygen forms = ?

Q: CH3CH₂OH+ NAD CH3CHO + NADH + H¹ The reaction is run in 1.00 mL of 10.0 mM TRIS buffer at pH 8.6. If…

A:

Q: Which is better for removing ice in sidewalks during winter: NaCl or CaCl2? with calculations.

A: Calcium Chloride (CaCl2) is always, definitely, best source is removing ice from sidewalks. We can…

Q: The equilibrium constant Kc for a particular reversible reaction at equilibrium will change if the…

A: Equilibrium is a state where rate of forward and backward reaction becomes equal. Equilibrium…

Q: Identify the vicinal dihalide among the following compounds? trans-1,3-dibromocyclohexane…

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Q: 1. Graphene oxide is not a carbon nanomaterial.

A: Carbon nanoparticles are particles made up of carbon with size less than 1 nm.

Q: What is the hybridization of the central atom in a molecule with a trigonal-planar molecular…

A: Hybridisation            Geometry      sp                             linear      sp2…

Q: 5. Identify the oxidizing agent and reducing agent in the following reaction. 2Al(s) + 3H₂SO4(aq) →…

A:

Q: (c) na Br OH OH Pd catalyst, base Br OR OR Pd catalyst, base

A: Suzuki Coupling Palladium-catalysed cross coupling between organoboronic acid and halides.

Q: Calculate pMn² when 50.00 mL of 0,100 0 M Mn² is titrated with 25.00 mL of 0.200 0 M EDTA. The…

A: Given: 50.00 mL of 0.1000 M Mn2+ is titrated with 25.00 mL of 0.2000 M EDTA Kf = 7.76 × 1013 α =…

Q: Unit 1: Organic Chemistry. 1. Name the following organic compounds: a) ci d) h) OH b) i) e) j) c) f)…

A: Here some organic compounds are given and we have to find the IUPAC nomenclature.

Q: A gaseous fuel mixture contains 24.2% methane (CH4), 40.5% ethane (C₂H6) and the rest propane (C3H8)…

A: Given, Methane (CH4) = 24.2 %Ethane (C2H6) = 40.5 %Propane (C3H8)=35.3 %

Q: y-projection of the spin operator sy = e eigen values and the normalized eigen fun the eigen…

A: Given: Sy=h20-ii0=0-ih2ih20

Q: (H₂O)]²+ (aq) +4 Cl(aq) = [CoCl₂(aq) + 6H₂ pink blue lan haland Indiasting that hoth [Colk…

A:

Q: a. Explain why the presence of certain proteins in body fluids such as urine or blood can indicate…

A: a. A group of amino acids combining together to form various molecules are called proteins. They are…

Q: The protein myoglobin has a heme group associated with it. It is an example of a O nucleoprotein O…

A: A metalloprotein is a generic term for a protein that contain metal ion cofactor. In myosin, Mg+2…

Q: Acetic Acid (AA) + Ethanol(Eth) = Ethyl Acetate (EA) + Water [AA] = 0.020 M [Eth] = 0.020 M [H₂O] =…

A:

Q: The complex ion [Fe(CN)6]³ is paramagnetic with one unpaired electron but the complex ion…

A:

Q: 3. List two major sources of error associated with pH measurements.

A: Two major sources of error in pH are : 1. Storing the Electrode Dry : Electrode should be in…

Q: Calculate the pH of 0.50 L of the solution containing 5.610g KOH dissolved at 25oC. Group of answer…

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Q: . Provide the missing reagents; A,B, C, D, and E; at the indicated steps below. A B_ он C, D, Cul E\…

A: Terminal alkyne react with formaldehyde followed by acidic workup to give primary alcohols. Alcohols…

Q: 2AI + ? H₂SO4 Al₂(SO4)3 + 3H₂ 36. Balance the chemical equation above. Which coefficient must be…

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Q: A saturated solution of iron(II) oxalate contains 0.0659 g FeC2O4 in 1.00 L of solution. What is the…

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Q: It's possible that poor software project management was to blame for the failure of the baggage…

A: Ans. Failure of the baggage system at Denver International Airport: The Denver International…

Q: Classify each of the following organohalogens. CH₂ A A is [Select] B is [Select] C is [Select] D is…

A: Here we have to predict types of organo halogens from the following given compounds and which…

Q: How much energy is evolved during the formation of 296 g of Fe, according to the reaction below?…

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Q: A mixture of 0.220 moles CO, 0.350 moles F2 and 0.640 moles Ne has a total pressure of 2.95 atm.…

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Q: За H₂N 0 NH₂ NH НО H2N, NH NH NH ОН SH NH S NH OH

A: charges on ionisable groups and the net overall charge at pH7 and pH11.

Q: 2. Dip-coating process is one of the methods for electrode surface modification.

A: Yes it is true ... Dip coating process us one the process of electrode surface modification

Q: A sample of water with a mass of 662.8 g undergoes a temperature change from 81.40°C to 18.91°C what…

A:

Q: Be sure to answer all parts. Calculate the K, of a weak acid if a 0.033 M solution of the acid has a…

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Q: 9. The equipment of choice to treat particulate matter from electric power plants is____. 10. In…

A: Particulate matter : These are the suspended impurities present in atmosphere , it is  liquid…

Q: Which of the following has a AH° that is not zero. O Cl₂ (g) ON₂ (g) O F2 (s) OC (s) O O2 (g)

A:

Q: What pressure will 2.6 x 1023 molecules of Rn exert in a 3.9 L container at 45°C? O 4.6 atm O 2.9…

A:

Q: 2. Consider the two reactions below. Br Reaction A Reaction B HBr OH HBr OH (1 mol) (1 mol) (1 mol)…

A: Stereoisomers  whereas stereoisomers differ in spatial arrangement of atoms i.e. orientation but not…

Q: Proteins are complex biological molecules made of smaller molecules called amino acids. Five common…

A:

Q: A 1.0 L buffer solution contains 0.100 mol HC₂H3O₂ and 0.100 mol NaC₂H3O₂. The value of K₂ for…

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Q: Given the following reactions N₂ (g) + 202 (g) → 2NO₂ (g) AH = 66.4 kJ 2NO(g) + O2 (g) → 2NO₂ (g) AH…

A:

Q: The following data were collected for the reaction between hydrogen and nitric oxide at 700°C:…

A: Answer-21 Power of concentration terms in rate law will be the order of reaction with respect to…

Q: B. Write the balanced chemical equation and the equation for the rate of reaction of the following:…

A: Dear student ,   since you have posted multiple parts questions we are allowed to solve only first…

Q: Use collision theory to explain each of the following: Milk stored in the refrigerator will keep…

A: We know that, with the help of collision theory we can predict what conditions are necessary for a…

Q: What would be the force of attraction that would exist between NH3 and CH3-O- CH3 if we mix them?…

A: Dipole-dipole forces exist in polar molecules, dispersion forces are present in all the molecules…

Q: enzyme use in the isomerization of pyruvic ac ruvic acid reductase ruvic acid oxidase ruvic acid…

A: Part A: This reaction occurs with the help of the enzyme phosphoglucose isomerase (PI) which is…

Q: 1) a) Calculate the number of moles of NO2 that are present in a sample that is made up of 3.74 x…

A: One mole of any gas at STP occupies 22.4 L One mole substance contain 6.023 x 1023 molecules

Q: How many grams of calcium carbonate are needed to produce 9.28 L of carbon dioxide according to the…

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Q: BaSO4(s) = Ba²+ (aq) + SO2 (aq) Ksp = 1.5 x 10-9 @ 25 °C [Ba2+] = 3.9 x 10-5 M What is the…

A: Let the solubility of the ions (formed by dissociation of BaSO4) be "S". The relation between ksp…

Q: In the olden days people estimated the temperature using volume of gas. if a gas bubble of volume…

A: At constant pressure, the volume of the gas is directly proportional to the temperature in kelvin…

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.