The following compound has extra stability in its enol form. Explain the reason that may lead to this extra stability and show by drawing the relevant structure. CH₂-2 2 CH₂

Q: Is possible to make a buffer pH 4 at 1mM using methanesulfonic acid and sodium tartrate? Please…

A: To explain: Is it possible to make a buffer pH 4 at 1mM using methanesulfonic acid and sodium…

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Q: The energy for the system to reach 20.5 °C is supplied by a chunk of hot metal. What would be the…

A: Given :  Final temperature (T2) = 20.5 °C  Mass of piece of metal (m) = 30.0 g  qmetal = -2113 J…

Q: For the following reaction at 25 °C, AHO = -250.7 kJ mol-1 and ASO = 121.1 J K-1 mol-1. Calculate…

A: We have,   ∆G° = ∆H°- T∆S° ∆S° = 121.1J/K.mol = 0.1211kJ/K.mol ∆H° = -250.7kJ/mol T = 273.15+25 =…

Q: H-CI *** →

A: 1,4- product is formed in thermodynamic controlled product formation case. Where more stable alkene…

Q: [NH₂] = 3.6 X 102 mol L- 12.34 The equilibrium constant for the reaction, 3 H₂(g) + N₂(g) 22 NH3(g),…

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Q: Which compound has the element X with the oxidation number of +6. (select all that are correct)…

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Q: 7. Derive the first order energy correction using perturbation theory.

A: The Answers of the following is given below:

Q: (ii) Name the following using IUPAC system of nomenclature: (a) CHz (CI) CH (NH2) CHO I= (b) CH3 C…

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

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A: Answer: This question is based on stoichiometric calculation where we have convert the moles of…

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Q: Exod add ni ny 15. Which of the following Newman projections depicts a meso compound? CH3 CH3 H. CI…

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Q: Using structures, draw how Mg2+ interacts with glutamic acid at a pH of 7? AND draw, how glutamic…

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Q: (c) The experiment was repeated, but this time starting with a 4.0 mol sample of CaCO3(s). On the…

A: When CaCO3 is heated, the following reaction take place: CaCO3(s) ↔ CaO(s)+CO2(g)

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Q: When the following equation is balanced properly under basic conditions, what are the coefficients…

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Q: An artifact classified as bone, found in a site at Paviland Cave, Wales, is found to have a ¹4C…

A: Given that -  Initial activity , [A]0 = 0.255 counts per second per gram Carbon  Final activity, [A]…

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Q: 5) C,H,X in this compound MASS SPECTRUM 100 80 60 40 20 0.0+ 20 40 60 80 100 m/z NIST Chemistry…

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Q: 29. A 275 mL sample of gas is kept at 25°C. What volume will the gas occupy at 100.°C?

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Q: How many liters of 0.88 m solution can be made with 25.5 grams of lithium fluoride

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Q: The electrode potential is an intensive property such that when the coefficients of the species in…

A: Given: The electrode potential is an intensive property. And the coefficients of the species in the…

Q: Fe3+ (aq) + 3e– → Fe(s)          +0.771 V Al3+(aq) + 3e– → Al(s)              –1.660 V 1. Calculate…

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Q: What mass of aluminum metal would absorb 250.0 kJ when it melted at its melting point? The molar…

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Q: Sn(OH)3(aq) Sn(OH)²(aq) + Bi(s) (basic solution)

A: Bi(OH)3 + Sn(OH)3 --> Sn(OH)62- + Bi Form th oxidation number method,  Change in oxidation number…

Q: 1. Draw and name 3 isomers of 2-hexanone 2. Draw 6,6-dimethylheptanal. 3. Draw t-butyl methyl ether…

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Q: What are the oxidation states and d-electron counts of the metal(s) in the following complexes? (i)…

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Q: In which part of the UV-Visible spectrum are these - * excitations expected to be observed?

A: To describe in which part of UV-Vis spectrum does the given π→π* transitions occur.

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Q: For the equilibrium 2 NH3 N2 + 3H2 AG is -32 kJ/mol at 298 K. Calculate the degree of dissociation,…

A: del G = -2.303RTlogK del G = -32KJ=-32000J R= 8.314 JK-mol- T= 298K -32000= -2.303*8.314*298*logK

Q: Give the mechanasim Br₂ ccty HBr H₂02 НВО C

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Q: 1a. Draw the structure of dehydroascorbic acid. 1b. Draw the structure for ascorbic acid. Label and…

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Q: 7. Which of the following is the IUPAC name for the compound shown in the box? xod. art 19 bizno) A)…

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Q: -). A new procedure for determining cholesterol in blood serum was used with a NIST standard sample…

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Q: Calculate the pH scale of the following: 1. 0.050 M HClO4 2. 6.0 M HCl 3. 4.0 M KOH 4. 0.010 M…

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Q: 5. Which of the following compounds displays besides other signals - a nonet (a signal that is split…

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Q: 6. Provide the missing reagent(s) that gives the desired product in high yield. RCH-CH₂96m2-5r DOH H…

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