Which of the following nuclides is most likely to undergo beta decay? O 185 Re 75 O 187 Re 75

Q: (₁ 2. X X R R t X X excessive 1 Na NH ₂ 2 2) H₂O D Nạnh 2) H₂0 excessive 3. R-= HX 7 x+

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: A 7.92 mL sample of MgCl2 aqueous solution was diluted to a volume of 27.3 mL. If the chloride ion…

A: Given,volume of original MgCl2 aqueous solution = 7.92 mLVolume of MgCl2 solution after dilution =…

Q: what is the solubility of ZnCO3 at 25C in a buffer solution with a pH of 10.20? ksp=1.2 x 10^-10

A: Given that the pH = 10.2 pOH = 14 - pH = 14 - 10.2 = 3.8Then, the equations are :

Q: Macmillan Learning Given that Ka for HBrO is 2.8 x 10-9 at 25 °C, what is the value of K, for BrO at…

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Q: Hydrogen produced from a hydrolysis reaction was collected over water. The data is compiled in the…

A: We know that,Ideal gas equation,PV = nRTP = pressure in atm.V = Volume in Litre n = number of moles…

Q: Devise a synthesis for your assigned compound using organic reagents no larger than two or three…

A: Given is organic synthesis reaction. The given target molecule is,

Q: d H | Mechanism: Mechanism: R ATP ビー -Ribose OP PPi ADP A ATP OH OH OH OP そそ OP R BH

A: Adenosine triphosphate (ATP) is the molecule that carries energy in the living cells of the…

Q: Ethylamine has Kb=4.3x10^-4. Calculate the pH if the initial concentration is 0.15 M. Write the…

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Q: Br Br

A: Given is organic synthesis reaction. It is a multi-step reaction. Let's find out reagents for same.

Q: If 785 mL of 0.350 M AgNO3 is added to 435 mL of 0.250 м CaBr₂, how many moles of AgBr precipitate…

A: The objective of this question is to determine the number of moles of AgBr that will precipitate…

Q: What volume of 1.5 M AgNO3 is required to precipitate the chloride from 30.0 mL of a 0.45 M HCI…

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Q: بالي .. 3. دو سل 2 ما :1 4. 1 : 3 للا ا : سالك لبلد 1:1 A: B: C: X-CH ₂ CH ₂ Y x X - CHz CHớ x - CH…

A: We have to match the blanks with the molecular fragments using the given NMR data

Q: Balance in acid medium: iodate ion + sulfite ion      :  then {HNO3}   :   iodine + sulfate ion

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: 8. > How many unique proton environments are present in each of the following compounds? OH NH₂

A: The chemical environment of a proton can be identified based on the chemical bonds surrounding the…

Q: Equivalence point (mL) Mass of filter paper + precipitate (g) Mass of filter paper (g) Mass of…

A: Molarity of H2SO4 = 0.1 MTrial 1:Equivalence point volume = 4.997 mLMass of filter paper +…

Q: Calculate the solubility of Mn(OH)2 in grams per liter when buffered at pH= 9.6.

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Q: What is AG at 298 K for the following reaction? Pb(s) + PbO2(s) + 2 H₂SO4(aq) → 2 PbSO4(aq) + 2…

A: A numerical problem based on batteries. For the given data, the Gibb's free energy of the Lead-acid…

Q: Give detailed Solution with explanation needed...don't give Handwritten answer

A: A question based on the stereochemistry of sugars. The two isomers are compared based on their…

Q: How many o and bonds are in this molecule? Л O Macn H 4 H number of a bonds: =C-H number of bonds: R

A: A sigma bond is a bond formed by the overlapping of atomic orbitals along the x-axis and the pi bond…

Q: What is the main concern with trying to distill azeotropic mixtures?  options: 1- Specialized…

A: Answer:Solution is a homogeneous mixture of two or more components. Azeotrope is one of the types of…

Q: Propose a synthetic route for the following transformation, indicating the reactants of each step…

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Q: I. II. III. OR COR OR OH 0 Li COR :0 COR 1. RO 2. H3O IV. V. ? FOR OH CR COR

A: An intramolecular Claisen ester condensation is a type of organic reaction that involves the…

Q: 3 which one of the following bases is strong enough to efficiently deprotonate tert-butyl alcohol?…

A: Those base can deprotonate Acetic Acid whose conjugate acid is a weaker acid than acetic acid.That…

Q: Which of the following is the strongest acid? 2018 -H (A) HH B OH R I-Z. (D)

A: In the question we have to find the most acidic compound for this We should know definition of…

Q: Consider the following incomplete structures. On your rough sheet, complete their correct Lewis…

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: 1A H2A 8A 3A 4A 5A 6A 7A He B C N O F Ne 18 28 Al Si P S Cl Ar Li Be Na Mg 38 48 58 68 7888 K Ca Sc…

A:

Q: Which monomer was used to make the polymer shown? A) C) I OH OH OH B) D) НО ОН

A: Addition polymers are formed by simple addition of monomers. There is no loss of small molecules…

Q: A student prepares an FeSCN2+ experimental sample by mixing:4.0 mL of 0.0025 M Fe(NO 3) 32.0 mL of…

A: The objective of the question is to calculate the equilibrium constant for the reaction of Fe3+ with…

Q: 18. Determine the concentration in molarity of 12 at that particular point. 0.105 M B. 1 1.05 M C.…

A:

Q: If Randy Santel's after-dinner mint contains 1092 Calories of energy, it also contains: a. 4568928 J…

A: Answer:This problem is based on conversion of units where given physical quantity needs to be…

Q: Draw the starting reactant that would produce th when treated with this reagent. Ignore inorganic b…

A: The product given contains CN functional group and an alcohol group,Thus, immediately we can…

Q: Determine the pH change when 0.070 mol HNO3 is added to 1.00 L of a buffer solution that is 0.301 M…

A: The objective of the question is to determine the pH change.It is given that,The moles of  are .The…

Q: compound Ba(OH)₂ H₂CO C₂H₂ type of compound (check all that apply) molecular ionic organic inorganic…

A:

Q: What is the correct name of this molecule? O 6-iodo-2,2-methylhex-2-ene O 2-iodo-5-methylhept-6-ene…

A: IUPAC nomenclature is a way to represent the bonding pattern of atoms involving functional groups.

Q: Classify the reaction below as an oxidation, a reduction, or neither. oxidation O reduction O…

A: Oxidation -Addition of more electronegative atom or oxygen atom is known as oxidation Reduction -…

Q: Which is the major isolated organic product of this reaction sequence? (A) Br Br 1. NaOCH3 2. Br₂…

A:

Q: what is another alternative for pcc to get oxidized.

A: To convert alcohol into aldehyde, we need weak oxidising agents which stops the oxidation reaction…

Q: 2. CI The intermediate in the following nucleophilic aromatic substitution reaction has at least 5…

A: 2,4-dinitro chlorobenzene undergoes nucleophilic substitution by addition elimination mechanism when…

Q: When a 22.9 mL sample of a 0.351 M aqueous acetic acid solution is titrated with a 0.445 M aqueous…

A: Answer:Moles of a specie in any solution is always equal to the product of molar concentration of…

Q: Which halide reacts most rapidly via an S,,1 mechanism? d Br B C D

A: Answer:In Sn1, S means substitution, n means nucleophilic and 1 means unimolecular, so, Sn1…

Q: -애 1 다

A: The question is based on the concept of organic synthesis.We need to synthesize the product using…

Q: Which of the following statements best describes the stereochemistry at the reactive site of an SN2…

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Q: Br CH3CH₂OH

A:

Q: Ο Η Br

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: Draw the complete arrow-pushing mechanism for this reaction. excess NAOMe TSO" 18OTS "OTS 180: OMe

A:

Q: Which is the major product of the following reaction? CI AICI 3 IV

A: This is the intramolecular Friedel Crafts Acylation reaction

Q: SOLVE STEP BY STEP IN DIGITAL FORMAT DONT USE CHATGPT EXPLAIN EACH STEP E) NH₂

A: Lithium Aluminum Hydride (LAH) is a strong reducing agent which reduces almost all functional groups…

Q: Draw the 2 possible dipeptide products that can form from glycine and leucine. Draw at physiological…

A: The condensation reaction of amino acids to form a peptide bond is a key step in the synthesis of…

Q: a. Out of the four compounds shown (A-D), which one would undergo an SN1 reaction the fastest? Which…

A: SN1 is unimolecular substitution reaction governed by stability pf carbocation.

Q: The nitrogen atom in the indole ring of tryptophan is derived from which amino acid? asparagine…

A: Trypyophan is a alpha amino acid used in protein biosynthesis ,it is essential non-polar aromatic…