1. How many unpaired electrons are in the carbon atom? A. Paramagnetic B. Diamagnetic This atom is 2. How many unpaired electrons are in the cobalt atom? A. Paramagnetic B. Diamagnetic This atom is

Q: 1) Rationalize the region-selectivity of the following addition reactions ے والا

A: Markovnikov's rule: when an asymmetrical reagent is added to an asymmetrical alkene, the negative…

Q: 2. Fundamentals of acteylide sysnthesis. In box A, draw the structure of acetylene. In box B, draw…

A: Reaction of Acetylene

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A: Given that, Copper metal + aqueous silver nitrate

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.156 solution of…

A: Note: Barium hydroxide, Ba(OH)2 is a base. Hydrochloric acid, HCl is a acid. Given, Barium hydroxide…

Q: Which compound of each of the following pairs is the stronger acid/base? H3AsO3 or H3AsO4 H2SO4 or…

A: Strong acids or strong base are those acids which  are completely or nearly 100% ionized in their…

Q: A reaction mixture at 780°C initially contains [CO] = 0.5 M and [H₂]=1.0 M. At equilibrium, [CO] =…

A: In this question , a reaction is given and the initial and final concentration of one of its…

Q: Rank the following salts in order of INCREASING pH of their 0.1 M aqueous solutions   1 2 3 4…

A: NH4NO3 is a salt formed from the weak base, ammonia and the strong acid, HNO3 will be acidic in…

Q: What will be formed by heating 2-hydroxy-2-methylbutanoic acid with concentrated H2SO4

A: This reaction is an example of dehydration reaction . Here two moles of starting material is used to…

Q: Provide the correct systematic name for the compound shown here. CH₂CH3 CH₂CH3

A: Write the systematic name --

Q: How many lone pair of electrons are on O in HCOCl?  Z of O = 8,   Cl = 17  , C =6, H =1

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Q: Provide the correct common name for the compound shown here. ZI N I X di sec- cyclo iso tert- tri…

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Q: Decide how the sketches below would be listed, if they were listed in order of decreasing force…

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Q: An aqueous glucose solution of unknown concentration is found to have a freezing point of -0.452oC.…

A: The formulae for the glucose is C₆H₁₂O₆ The freezing point of the glucose solution  = Tf  = -0.452°C…

Q: QUESTION 3 Which of the following is a tautomer of the molecule below? OH OH H-CH _CH, OH CH, CH₂ за…

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Q: Zane titrated 25.0 mL of 0.40 M propioic acid with 0.20 M NaOH. What volume of NaOH is needed to…

A: we have to calculate the volume of NaOH for equivalence point

Q: Maria titrated 40.00 mL of 0.50 M lactic acid with 0.25 M NaOH. What is the pH of the initial acid…

A: we have to calculate the initial pH of solution

Q: 20:24 1 : 10. Draw the full cleavage of 2-ethoxypropane by HCI scheme on your paper, and then draw…

A: In mechanism electrons always flow from nucleophilic to electrophile  Electron flow denoted by →

Q: E) 03 12. Fill in the box with the major organic product of the first step of the reaction shown?…

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Q: How many alkenes will be produced from 3-ethyl-3-pentanol via a dehydration? Co C1 O 2 C 3 4.

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Q: Which solvent would make the bromination through electrophilic aromatic substitution faster?…

A: Generally bromination through electrophilic aromatic substitution is more efficient in polar…

Q: Laroka decided to titrate 39.3 mL of 0.100 M HCI with 0.190 M NaOH. What is the pH of the solution…

A: pH can said as potential of hydrogen of an aqueous solution as it is used to determine the H+ ion…

Q: A first order reaction has a half life of 33 s. How long will it take for the reactant concentration…

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Q: Arrange the following compounds in the increasing order of their reactivity in nucleophilic attack…

A: More the electrone deficiency on the carbonyl carbon  , more easily the attack of the nucleophilie…

Q: For each of the species below, identify any cyclic conjugated system, then: A. Determine the number…

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Q: Draw structures of the following compounds:…

A: In the question, the name of two molecular compounds are given and it is asked in the question to…

Q: Splitting of a signal in a proton NMR spectrum tells us the number of chemically non-equivalent…

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Q: c- Give the atomic representation of hum 3- Indicate the composition of the corresponding atom in…

A: We need to write composition of the given atomic representation.

Q: lodine chloride, ICI, can be made by the following reaction between iodine, 12, potassium iodate,…

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Q: 2. Find the instantaneous rate of reaction from the following data at time respectively 6 min and 10…

A: To find the instantaneous rate of reaction from the following data at time respectively 6 min and 10…

Q: Solve for the unknown parameters with the information given: Limit to 2 significant     [H+]…

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Q: If the electron affinity for an element is a negative number does it mean that the anion of the…

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Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Given, The balanced equation: HBr(aq) + NaOH(aq) → NaBr(aq) + H2O(l)  The mass of HBr = 42.9 g.  The…

Q: What is Eocell in volts? In (s) | In(OH)3 (s) || SbO2- (aq) | Sb (s) In(OH) 3 (s) + 3 e-⟶In (s) +…

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Q: The equilibrium concentrations of NH3, N₂ and H₂ are 0.25 M, 0.11M, and 1.91 M respectively. The…

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Q: 20:27 : 18. LIAIH(Ot-Bu)3 allows for only one hydride to attack a reactant, unlike LIAIH4 (LAH). For…

A: Lithium tri-tert-butoxyaluminum hydride (LTBA) is a less reactive reducing agent than lithium…

Q: A 2.11 gram sample of methane gas has a volume of 805 milliliters at a pressure of 2.97 atm. The…

A: Given Mass of sample = 2.11 g Volume = 805 ml = 805 * 10-3 L Pressure = 2.97 atm

Q: C. Show the product formed in each step of this multi-step synthesis. benzene He CI 1. CH3CI, AICI 3…

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Q: Chemistry how many ml of each of a 20% stock solution and a 30% stock solution willl a technician…

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Q: 1. KCN 2. H₂O*

A: Two questions are asked in the given question but due to company policy I am supposed to answer only…

Q: 1. Strontium forms a face centered cubic unit cell and has a density of 2.64 g/cm³. What is the…

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Q: Use Hess's Law to find ΔH for the following reactions: Express your answers in kJ/mol of the first…

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Q: Calculate the percent dissociation of the acid in each of the following solutions a. 0.50 M acetic…

A: Concept based on the dissociation of weak acids on dilution.

Q: A 10 ml of concentrated acetic acid was added in a sufficient quantity of water to make 350 ml of…

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Q: What are the main instrumentation components difference between Uv-visible and Fluorescence…

A: Most of the instrumentation components of UV-Vis and fluorescence spectroscopy are same. But some…

Q: Calculate the pH of each of the following buffered solutions a. 0.10M acetic acid/0.25M sodium…

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Q: Provide the correct IUPAC name for the compound shown here.

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Q: Calculate the percent dissociation of the acid in each of the following solutions a.  0.50 M acetic…

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Q: At a certain temperature the rate of this reaction is first order in SO3 with a rate constant of…

A: Given :-  The given reaction is   2SO3(g) → 2SO2(g) + O2(g) The reaction follows first order…

Q: Balance the following reaction in acidic solution Fe2+(aq) + NO3−(aq)  Fe3+(aq) + NO(g)

A: Balance the following reaction in acidic solution--

Q: What is the only amino acid that is not chiral? *A) alanine B) valine C) leucine D) glycine E)…

A: Here we are required to find the amino acid which is not chiral