From these data, S (rhombic) + 0₂(g) → SO₂ (g) S (monoclinic) + O₂(g) → SO₂ (g) Calculate the enthalpy change for the transformation: S(monoclinic)→ S(rhombic) (Monoclinic and rhombic are different allotropic forms of elemental sulfur.) Round your answer to 2 significant digits. mol AH = -296.06 rxn O AH = -296.36 rxn X 5 mol mol

Q: 4. The following electrochemical cell has a potential of +0.326 V at 25 °C. Pt | H₂(g, 1.00 atm) | H…

A:

Q: What is the product of this reaction? O а НО ОН OH 1. BH 3 THF 2. H2O2, NaOH

A:

Q: What is the molecular formula for an unsubsituted alkane of smallest molar mass which possesses a…

A:

Q: Name the nitrogen base component of DNA and RNA shown here. N. ZI A) uracil B) guanine C) adenine D)…

A: DNA and RNA are basically consist of five different nitrogenous bases. The nomenclature of the bases…

Q: Calculate the pH of 0.1 mol dm-3 potassium hydroxide (KOH(aq))

A:

Q: Use the References to access important values if needed for this question. Fill in the nuclide…

A: Given nuclear equation shows alpha decay of Bi-214 When alpha particle is emitted then there is…

Q: O O =H H -H + H₂SO4, H₂O HgSO4 CO₂

A:

Q: 2. Athletes need to hydrate with electrolytes (and not pure water). If they do hydrate using pure…

A: Athletes engaging in intense physical activities often face the challenge of maintaining adequate…

Q: What is the product in the following reaction? O OH CN CN CN OH h 1. SOCI₂ 2. NaCN ??

A: Detail mechanistic pathway is given below

Q: i A. 1H NMR data: 8 5.8 ppm (1H, pentet) 8 5.0 ppm (1H, triplet) 8 4.9 ppm (1H, triplet) 8 3.6 ppm…

A: Number of signals:  number of sets of protons in different electronic environment Chemical shift:…

Q: How many millilitres of a 2.5% stock solution should be used to make 0.2 litres of a 1:200 w/v…

A: Given:  Mass percentage of stock solution,M1 = 2.5%  Volume of stock solution used, V1 = ?  Volume…

Q: so what is the calculated percent water of hydration in the sample?

A:

Q: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

A:

Q: Determine the principal product of the following reaction: i O re 0= 1. LDA /THF, -15°C 2.…

A: In this reaction LDA will abstract the proton from the less hindered carbon to form an enolate. The…

Q: 3. Humans do not have the ability to digest fibre. If humans had the ability to digest cellulose,…

A: If humans had the ability to digest cellulose, a high-fiber diet could have a significant impact on…

Q: MISSED THIS? Watch IWE: Balancing Redox Reactions Occurring in Basic Solution ; Read Section 20.2.…

A:

Q: For the given configurations of neutral silicon, indicate whether electric dipole transition is…

A: Selection rules for electric dipole transition are: ∆l=±1 ∆m=0,±1

Q: Draw formulas that illustrate the hydrogen bonding that may exist between two polyamide molecules…

A: Polyamide molecule To show: The hydrogen bonding that may exist between two polyamide molecules…

Q: 2) The shells of an atom contain what? a. Negatively charged electrons b. Positively charged…

A: An atom contains the following particles Proton Neutron Electron

Q: Macmillan Learning Calculate the hydroxide ion concentration, [OH-], for a solution with a pH of…

A: pH = 7.07  [OH-]=?

Q: Which of the following molecules is an Aldopentose? O Н- НО НО CHO -OH -H H H-OH CH2OH CHO Н- H+OH…

A:

Q: name thus carbonyl OL -C-H

A:

Q: References Use the References to access important values if needed for this question. The following…

A:

Q: H13. In the electrolysis of a solution containing Ag¹+ ions, metallic silver deposits on the…

A:

Q: Tag all the sp³ hybridized carbon atoms in this molecule. If there are none, please check the box…

A: Orbital hybridization is the concept of mixing atomic orbitals to form new hybrid orbitals suitable…

Q: fo wurk Synthesize the following using either: Malonic Ester, Aldol, Michael, Claisen or H…

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

Q: 14)Which elements are in every amino acid?? a. carbon, hydrogen, and oxygen b. carbon, nitrogen, and…

A:

Q: determine the rate law

A: For the reaction, A + 3B + 2C --> D + 2E Rate law, Rate = K [A]x [B]y [C]z -----(i) where, x is…

Q: The pKa of an HA acid is 6.00. What would be the pH (to 2 decimal places) of a solution initially…

A: Answer:- This question is answered by using the simple concept of calculation of pH of a buffer…

Q: 1. The following equation below shows the production of glucose and galactose from lactose. OH CH₂OH…

A: Carbohydrates  are the naturally occurring organic compound of carbon,hydrogen and oxygen which are…

Q: Which structure contains a ketone, an ester, an amine and an alcohol? да да за O НО НО HO НО NH₂ NH…

A:

Q: Consider the following reaction and its AG at 25.00 °C. 2 Ag+ (aq) + Cu(s) 2 Ag(s) + Cu²+(aq)…

A:

Q: A sample of C₃H₄Br₂ has a normal boiling temperature of 131.5 °C. The enthalpy of vaporization for…

A:

Q: 3. 1. LiAlH₁ 2 H,O* 3. SOCI₂

A: Ketones are reduced to secondary alcohols on treatment with LiAlH4 and H3O+.  Alcohols convert into…

Q: Which combination of organic bromides and dicarbonyl compound can be used to prepare the following…

A:

Q: (CH3)₂CHCH₂OC=OCH₂CH3 H₂SO4 H₂O

A: This belong to reaction mechanism of organic compounds. Several steps involved in this mechanism.

Q: Mention the number of peaks in the 1H NMR spectrum of 1,4-dimethyl-benzene (para-xylene or…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: m B-myrcene + O maleic anhydride 3 d

A: In a Diels alder reaction, one diene and a dinophile undergo [4+2] cycloaddition reaction to given…

Q: aw the major product of this reaction. Ignore inorganic byproducts. ume that the water side product…

A: The given question discusses about the reaction of aldehyde with diol in the presence of TsOH to…

Q: Which reagents best accomplish the following transformation? O 1) CH3CH₂MgBr (excess) 2) PCC 1)…

A: The given reaction is a nucleophilic addition reaction of Grignard reagent to the ester and later…

Q: How many different 1H NMR signals (unique H environments), not counting exchangeable OH or NH…

A: A question based on NMR spectroscopy of organic compounds. An aromatic compound Benzoin is given…

Q: p. NH₂ 3

A: Structure are said to be resonating if they have same position of atoms but different position of…

Q: 22- Give one example for the hydration of Alkene: That is the Addition of H2O by oxymercuration.…

A: To write the reaction of oxymercuration demurcuration and their Mechanism. To write the reaction of…

Q: Which functional groups are present on the molecule shown? H₂C. 0

A: In organic chemistry, a functional group is a moiety in a molecule that gives the characteristic…

Q: eq For the following electron-transfer reaction: Mg2+ (aq) + 2Cl(aq) Mg(s) + Cl₂(g)- The oxidation…

A:

Q: What is/are the product(s) of this reaction? O O OME MeO- H*/MeOH & OMe OMe + MeO OMe

A: Concepts of carbocation.

Q: The change in enthalpy (ΔH∘rxn) for a reaction is -22.6 kJ/mol . The equilibrium constant for the…

A:

Q: Calculate the potential of the electrochemical cell and determine if it is spontaneous as written at…

A:

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

A: PbO2(s) + Cr3+(aq)------> Pb2+(aq) + Cr2O72-(aq)   R: PbO2(s) ------> Pb2+(aq) O : Cr3+(aq)…

Q: How many 1H NMR signals would expect for the following molecule? OH 6 10 08 05 09 07

A: H-NMR is the abbreviation used for proton nuclear magnetic resonance. It is a helpful spectroscopic…