Which of the following stretches tends to be the least intense in IR spectroscopy? C=O C=C O-H (alcohol) O-H (carboxylic acid)

Q: -Predict the energetially preferred site of protonation for each of the following molecules and…

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Q: How many grams and moles of glucose, C6H12O6, should be dissolved in 250 mL of solution to make a…

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Q: What will be the multiplicity (splitting pattern) for the hydrogen in bold in this structure…

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Q: Which of the compounds below is a weak electrolyte in solution? O sodium cyanide O hydroiodic acid O…

A: A weak electrolyte is the particle that partially dissociates into its constituent ions.

Q: 7. Which of the following is not an example of redox reaction? a. CuO + H₂ →Cu + H₂O b. Fe2O3…

A: This is multiple type question and attempt only first question for you. If you want a solution of…

Q: Stage 1: 3 Fe + 3 Br2  3 FeBr2 Stage 2: 3 FeBr2 + Br2  Fe3Br8   The reaction in the first stage…

A: For mass of FeBr2 we only need to do calculations in stage 1 because amount of Fe in reaction is…

Q: What is the pH of a 0.0500 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

A: Given -> Molarity of HCN = 0.0500 M Ka = 4.9 × 10-10

Q: During the titration, 25.0 mL of the 0.0233 M saturated calcium hydroxide solution was titrated with…

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Q: Determine configurations to each indicated chirality center in the molecules below. ОН L НО- Н- но-…

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Q: Draw the structure of the product: H3C- H3C- -CH3 НС

A: Addition of HX follows Markovnikov's addition, i.e., when HX is added to an unsymmetrical alkene,…

Q: 1. Which of the following is not a component of a nucleic acid? a. phosphate group b. Amino acid…

A: Nucleic acid is a polymer of nucleotides which stores genetic information .  Note : I am liable to…

Q: Question E. Write a mechanism for both reactions, must use curved arrows to show electron movement

A: Given : organic reaction

Q: Volume Parcial Molar da água, VH20 19 18,5 18 17,5 17 16,5 16 15,5 15 0 0,2 0,4 0,6 0,8 Número de…

A: In the question a graph is plotted between number of moles of water and partial molar volume of…

Q: If H=-180kJ/mol and S=45J/k, then the reaction will be… a)      Spontaneous at all temperatures b)…

A: Reaction spontaneity ∆H ∆S reaction spontaneity + value - value non spontaneous at all…

Q: Why is the oxidation state of Fe 2.5?

A: Iron is a transition metal. It can exists in more than one oxidation state in the bonded state.

Q: The monochlorination of butane occurs in the presence of UV light with limited chlorine. List the…

A: Answer (a)  Monochlorination of butane in the presence of UV light with limited chlorine is given as…

Q: Predict the type of reaction (if any) that occurs between each of the following substances. Write…

A: First write down the reaction for given problem and check whether any precipitate is formed or not.

Q: Consider the titration of 25.0 mL 0.175 M CH3COOH (Ka 1.8 X 105) with 0.105 M aqueous NaOH. Write…

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Q: Give the name/s only (structures not required) of the product for the reaction of (i) A and (ii) B…

A: As per the guidelines I am allowed to answer first three question at a time. Already, 1-4 are…

Q: A/ The following results were obtained in the replicate determination of the lead content of a blood…

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Q: Give the net ionic equation for the reaction (if any) that occurs when aqueous solutions of aluminum…

A: When aqueous solutions of aluminium Acetate and lithium nitrate treated with each other then…

Q: Predict the organic product of the reaction. 4 a) Oa Ob OC Br & b) HBr ROOR A c) Br x Br

A: When alkene is treated with HBr in presence of peroxide then addition of HBr takes place according…

Q: Propose a Synthesis of compound A from the starting material shown. As you plan your synthesis…

A: Let us discuss step by step mechanism of the following conversion.

Q: ... How many protons, electrons and neutrons are in each of the following? a) 37Cl = protons 17,…

A: #(I): In a neutral atom, Number of protons(p) = Number of electrons(e) = Atomic number(Z) Number of…

Q: 4 b. The following system establishes an equilibrium at 545 K NH₂ (8) + H₂S (8) AND > 0 NH₂HS (s)->…

A: 4) Le Chatelier's principle According to the Le Chatelier's principle when a change in concentration…

Q: Determine the rate law and the value of k for the following reaction using the data provided:…

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Q: Volume of water in cylinder 21.6 mL Mass of empty beaker 75.360 g Mass of beaker with water 97.315 g…

A: Volume of water in cylinder 21.6 mLMass of empty beaker 75.360 gMass of beaker with water 97.315…

Q: The pressure of a sample of gas is measured at sea level with an open-end mercury manometer.…

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Q: Canvas Ā Question 50 The spheres below represent Li, Be, B, and F (not necessarily in that order).…

A: Atom is made up of protons , neutrons and electrons.Nucleus of an atom consist of protons and…

Q: Question 14 Based on the initial-rate data below, which is the magnitude (units omitted) for the…

A: We are authorized to solve only one question at a time. Please post rest of the questions…

Q: The value of ΔE for a system that performs 190 kJ of work on its surroundings and gains 250 kJ of…

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Q: Which can be represented by two or more resonance structures? HOCO2 CN H3COCH 3

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Q: Consider the reaction 2Fe(s) + 3Cl₂(9) 2FeCl3(s) Using standard thermodynamic data at 298K,…

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Q: Q_/ The acid-dissociation constant for chlorous acid, HClO2, at 25C° is 1.0×10^-2 . Calculate the…

A: Given -> Concentration of acid = 0.100 M Acid dissociation constant = Ka = 1.0 × 10-2

Q: A sample of solid gold has a density of 19.3 g/cm3 and a volume of 2.0 mL. What is the mass of the…

A: Density of solid gold = 19.3 g/cm3  Volume of solid gold = 2.0 ml  Mass of the sample gold = ?

Q: A vacuum pump is capable of evacuating a vessel to a pressure of 5.0 x10-3 mmHg. What is the…

A: Given pressure: 5.0 x 10-3 mmHg We have to find the pressure in atm.

Q: H₂N The structure shown here could be at which of the following pH values? MacBook Air A) 1 B) 4 C)…

A: Note : There is free lone pair of electron present on the nitrogen.

Q: An automobile engine generates 2140 Joules of heat that must be carried away by the cooling system.…

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Q: Round off your final answers in 2 decimal places. A container holds three gasses: oxygen, carbon…

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Q: You were tasked to prepare 477 ml of 3.00 M HNO3. If you were provided a stock solution of 70.5%…

A: Given that -  Volume of HNO3 tasked = 477 mL  Molarity of HNO3 tasked = 3.00 M  Stock HNO3 Solution…

Q: 26. What concentration of lead (II) iodide can dissociate in 3.00 M potassium iodide? ksp=[Pb²+][1]…

A: The answer is 9.4×10-10M

Q: OH 2,2- 2,2,3- 2- 4- 3,3- iso sec- di tert- tri cyclo iodo acid hex 3-

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Q: -) A buffer solution is prepared by combining 135 mL 0.225 M NHs (ag) and 115 mi 0.105 M HCl (aq).…

A: Here a buffer solution is prepared by mixing 135 ml of 0.225M NH3 and 115 ml of 0.105M of NH4Cl. We…

Q: You were tasked to prepare nitric acid with a concentration of 1.64 M. What will be the volume (in…

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Q: Question 17 Which of the following solutions will have the lowest freezing point? O 0.010 m Li2SO4 O…

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Q: What is the formula for the area of a circle?

A: Area of a circle is given by-

Q: Draw the alkene that would yield the following products via ozonolysis. 8.8 G 0

A: Organic reactions are those in which organic reactant react to form organic products.

Q: Question 29 of 36 Classify the amino acid depicted here in the form which it would be found at…

A: Proteins are made up of amino acids.  Amino acids and proteins are building block of protein. Amino…

Q: A solution of a particular type of sugar (molar mass = 342 g/mol) was prepared by dissolving 72.5 g…

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Q: Question 45 What is the percent by mass of phosphorous in tetraphosphorous decoxide? 56.3% 10.9%…

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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.