Why is it important to follow the guidelines (Aufbau principle, hund's rule, paul exclusion principle) in writing electron notations? Explain

Q: Identify the degree of substitution for the labeled carbons. Answer labels 1 to 10.

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Q: Calculate the pH of the above buffer after 10.00 mL of 1.000 M NaOH (0.01000 mol OH-1) was added to…

A: Here we are required to find the pH of the buffer solution after addition of 10 ml of 1M NaOH.

Q: Write the condensed (noble-gas) electron configuration of Si.

A: The complete electron configuration of elements can be written by filling the electrons into…

Q: This sketch of a neutral molecule is shaded red or blue wherever the electrostatic potential at the…

A: The electrostatic potential is defined as the amount of energy required to move a unit of electric…

Q: Identify the hybridization of the labeled carbons in the molecule Remdisivir

A: Carbon with 4 sigma bonds is sp3 hybridized  Carbon with 3 sigma bonds is sp2 hybridized  Carbon…

Q: Which of the following experiments would be consistent with this mechanism? Step 1: 2NO2(g) → NO3(g)…

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Q: Does the equilibrium lie to the left or to the right in the following reaction: H3C-C=C O H3C-C=C-H…

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Q: Using a coffee-cup calorimeter it was found that when an ice cube weighing 24.60 g melts, it absorbs…

A: ∆H ( enthalpy of fusion ) for this melting process is calculated in kJ/mol using formula :  ∆H = q /…

Q: Problems i i-13: Write down the Complete the molecular equation and balance, the total ionic…

A: To write molecular equation , we would use solubility rules to check the solid product that would…

Q: Cr+ (aq) + 3e- Cr (s) -0.74 Fe 2+ (aq) + 2e- + Fe (s) Fe3+ (aq) + e- - Fe2+ (s) Sn4+ (aq) + 2e- +…

A: In Spontaneous reaction,  higher reduction potential element get reduced and lower reduction…

Q: Write the complete ground-state electron configuration of

A: S2- Atomic number of S = 16 ->S2- means 2 electrons are added in S.

Q: A galvanic (voltaic) cell consists of an electrode composed of chromium in a 1.0 Mchromium(III) ion…

A: Here we are required to find the standard cell potential of the given electrochemical reaction

Q: PROBLEM 1: Determine the concentration in molarity of 100ml acid solution used in titrating a…

A: Introduction :  Molarity is a method of determination of concentration of solution. It is defined as…

Q: 2. Show the step(8) necessary to transform the compound on the left into the acid on the right.…

A: (2) Transformation of p-nitrobenzoic acid from p-nitrotoluene -    When p-nitrotoluene is treated…

Q: Question 37 Provide the reagents necessary to complete the following transformation. CH2CH CH,CH…

A: One of the most common ways of epoxidation is the addition of an oxygen atom to an alkene with…

Q: 2. What is the product of reaction of the alcohols below with Jones Reagent (HO-CrO2-OH plus H,SO,…

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Q: ) The above synthesis was designed using the Organic Chemistry Roadmaps in the appendix of your…

A: Here we are required to find the compound c after several reaction.

Q: One mol of monoatomic ideal gas was subjected to the following process: Step 1. isobaric expansion…

A: Answer: In Isobaric process, Pressure remains constant, in Isochoric process volume remains constant…

Q: 4. How might you prepare the following substances by using nucleophilic substitu- tion reactions?…

A: Detail synthetic pathway is given below

Q: Aluminum reacts with oxygen according to the following reaction: 4 Alls) + 30,(g) 2 Al;O(s) What is…

A: Aluminum reacts with oxygen to form aluminum oxide. The equation for the balanced chemical reaction…

Q: What is the general name for the reaction product formed in an aldol addition reaction? O y-Hydroxy…

A: Abstraction of alpha hydrogen by base  Attack of nucleophile (enolate) to the second molecule of…

Q: 239 142 Indicate the number of protons and neutrons in the following nuclei: (a) 94 -Ри, (b) Ba, (c)…

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Q: Sodium metal reacts with chlorine gas to form sodium chloride. A closed container of volume…

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Q: A chemical reaction is always spontaneous if it is accompanied by Oa. endothermic and increasing…

A: When reaction is endothermic then it's required energy from the external sources then it's converted…

Q: Consider the combustion of 0.5 kg H2 as represented by the following equation: 2H2 + O2 = 2H2O…

A: Given data mass of H2 gas  = 0.5 kg Reaction : 2 H2 + O2 → 2 H2O Molar mass of H2 = 2 g/mole

Q: Carbon disulfide, CS, has Pvap 100 mm Hg at -5.1 "C and a normal boiling point of 78.0 C. What is…

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Q: A chemist measures the enthalpy change AH during the following reaction: 2 Al(OH),(s)→ Al, O,(s) + 3…

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Q: Question 4 What major organic product results when 2-octyne is treated with Na/NH3? octane no…

A: Given that, 2-octyne treated with Na/NH3.major product?

Q: The resonance structure on the far left is the major contributor to this compound's structure and…

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Q: Question 31 Which of the following alkyl halides below is not capable of an elimination reaction.…

A: Detail mechanistic pathway is given below

Q: Name the following compounds

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Q: What mass of precipitate will form when 22.1 mL of a 1.09 M copper (II) sulfate solution is mixed…

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Q: As part of a geological team that studied a local cave, you brought with you a bunch of 1.00 g rock…

A: Given that -  Mass of sample of rock = 1.00 g  Molarity of EDTA Solution used = 0.050 M  Volume of…

Q: A 0.25 g sample of an unknown solid is dissolved in 8.85 g of cyclohexane. The change in the…

A: Given :  Mass of solute = 0.25 g  Mass of solvent = 8.85 g  Change in freezing point = 2.8°C  Kf of…

Q: Calculate the amount of heat needed to boil 20.0 g of octane (C,H18), beginning from a temperatu the…

A: We have given that octane is at -33.2° C

Q: 6. Draw the structure for compound A and for compound B in the following synthetic sequence. 1) Mg.…

A: In this question we have to tell the product of the reaction.

Q: Prepare 250 mL of 5.20 buffer from 1.00 M NaOAc and 1.00 M HUAC Ka-4.15 a. Volume of NaOAC: b.…

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Q: Determine the concentration in molarity of 100ml acid solution used in titrating a 67.119g of sodium…

A: Sodium hydroxide, NaOH is a monoacidic base and KHP is a monoprotic acid.  Balanced neutralization…

Q: 3 2 4 Reaction Coordinate 7. Is this reaction endothermic or exothermic? exotherm TC 8. Identify the…

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Q: A certain liquid has a vapor pressure of 92.0 Torr at 23.0 °C and 396.0 Torr at 45.0 °C. Calculate…

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Q: 2. Draw the scheme of procaine hydrochloride synthesis (name all the products).

A: Bio inorganic chemistry is branch of chemistry in which organic chemistry is involved in the…

Q: The iodine produced when an excess of KI was added to a solution containing 0.1518g of K2Cr2O2…

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Q: Given the following spectrophotometric data, what is the concentration of the sample? Concentration,…

A: First, we have to find the corrected absorbance values by subtracting the absorbance of the blank…

Q: 7. Reaction of HBr with (R)-3-methylhexan-3-ol yields (±)-3-bromo-3-methyl- hexane. Explain. OH…

A: Since you have asked multiple questions we will answer the first one for you. To get the remaining…

Q: Explain an enantiomeric excess (ee) of 20% (+). 60% (+) and 40% (-) O 60% (-) and 40% (+) 80% (-)…

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Q: For the following reaction, select a correct product characterization from the response list. Ni…

A: Which one of the following is correct answer

Q: Protein is least soluble in a solution with pH equal to its isoelectric point (IpH).

A: Proteins are made up of amino acids Amino acids may be negatively charged, positively charged  or…

Q: A solution of 2.50 g of a compound of empirical formula C6H5P in 25.0 g of benzene is observed to…

A: Given : Tf = the freezing point of the solution     = 4.3°C  T°f = the freezing point of the pure…

Q: Calculate the cell potential for the reaction as written at 25.00 °C, given that [Cr2+]=0.876 M and…

A: Cr(s)+Fe+2 (aq )<==>  Cr+2 (aq)+Fe(s) [Cr+2] = 0.876 M [Fe+2] = 0.0120 M

Q: 2(g) |H '(aq) || Pb<'(aq) | PBS04(s) | Pb(s) he following standard reduction potentials. q) + 2 e¯ ®…

A: Cell equation,  Sn2+ + Cu2+ ---&gt; Sn4+ + Cu Cell potential is affected by concentration.  As the…