но. НО. OH Na2Cr2O7 H2SO4, H2O PCC CH₂Cl2 1) TsCI, Pyridine 2) NaSH

Q: Polymer Review What is the structure of polyacrylonitrile?

A: 1) The polyacrylonitrile is formed by the reaction of acrylonitrile with peroxide.2) This is also…

Q: This image shows a basic SPEC piece of equipment. What is it? A secchi disc A A fluorometer A laser…

A: A secchi disc : used to measure turbidity of water.A monochromator : A device  used to transmits a…

Q: if a titration of 0.478g of khp requires 24.25ml of naoh to reach the end point, calculate the moles…

A: The mass of KHP = 0.478 gThe volume of NaOH = 24.25 mLThe moles of KHP = ?The concentration of NaOH…

Q: 13. Why there is a drop in the first ionization energy between elements H and I? A. Less energy is…

A: The provided questions delve into concepts related to ionization energy, electronegativity, and…

Q: For each row in the table below, decide whether the pair of elements will form a molecular compound…

A: There are some rules for writing the systematic name of the covalent compounds (compounds that are…

Q: based on the equilibrium constant (6.62 * 10^-8) does the equilibrium for equation 4.5( see image…

A:

Q: Carbonate buffers are important in regulating the pH of blood at 7.40. If the carbonic acid…

A: Answer:Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: Nylon 6 is a polyamide used in the manufacture of ropes. It can be prepared via hydrolysis of…

A: Polymerization is the process of formation of a polymer by combining the monomers together to form…

Q: 3. If 1.00 x 10-12 mol of 135Cs emits 1.39 x 10 B- particles in 1.00 yr, what is the decay constant?

A: Given that 1.00×10−12 mol of 135Cs emits 1.39×105 β particles in 1.00 year, we can use this…

Q: Which of the following monomers can polymerize through catonic polymerization which of the following…

A: A question based on introduction to polymers. Among the given options the most appropriate monomer…

Q: 5. Which of the following lists species in order of increasing boiling points? a. H₂, N₂, NH3 b. N₂,…

A: The boiling point varies depending on the intermolecular forces. Stronger the intermolecular forces…

Q: • Decide whether each molecule is stable or not. • Decide whether each molecule would be diamagnetic…

A: Answer:Here, B represents number of bonding electrons and N represents number of antibonding…

Q: 13. Draw the starting alkyne that would lead to this major product under these conditions. D Drawing…

A: The given reactions are shown below.We have to provide the missing reactants and products of the…

Q: B. 1) Br-Br, H₂O 2) NaH

A: When an alkene reacts with Br2 in the presence of H2O, a bromohydrin will be formed. When this…

Q: Use the periodic table to determine each quantity. a. The number of 2s electrons in Li b. The number…

A: Determine the number of electrons in different orbitals of given elements. For that we need to…

Q: 22. Hydrogen peroxide is a liquid at room temperature with a boiling point of 150°C, whereas ethyne…

A: The given compounds are hydrogen peroxide and ethyne.The boiling point of hydrogen peroxide is 150…

Q: Balance the following redox reaction in basic solution. N₂(g) + Br (aq) N₂H₂(aq) + Br₂(1) - N₂H₁(aq)…

A:

Q: Calculate the pH of a solution that is 0.69 M HF and 1.00 M KF.

A: The objective of this question is to calculate the pH of a solution that contains 0.69 M HF and 1.00…

Q: A galvanic cell is powered by the following redox reaction: 2 MnO (aq) + 4H₂O() + 3 Zn(s) → 2 MnO₂…

A:

Q: 4. Circle all of the following that will be more soluble in acidic solution than in pure water.…

A: Answer:Le-chatalier's principle states that on changing any parameter of the system that is in…

Q: CH3 CH₂ HBr DMSO Br CH3 CH3 + Br CH3 CH3

A: This is an example of Electrophilic addition reaction

Q: For Indirect Iodometric Analysis of Copper... ~0.0896g KIO3 necessary to consume 350mL of 0.1 M…

A: The provided questions revolve around a detailed analytical procedure known as the "Indirect…

Q: Calculate the pH of the solution after 433 mL of 0.561 M HCl is added to 2.43 L of a solution that…

A:

Q: BH3

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

Q: 3. Sodium hydroxide gives off 44.5 kJ of heat per mol when dissolved in water. Write the balanced…

A: An EXOTHERMIC ( heat is released) thermochemical reaction equation is written as Reactants…

Q: Please give the appropriate reagents to complete the following synthesis. HNO3/H₂SO4 Elly OH

A: The given transformation is shown below.We have to provide the reagent for the given…

Q: In the reaction given below, which compound is the dienophile? B C

A: The 4+2 cycloaddition reaction is a type of pericyclic reaction that involves the formation of a…

Q: a. 2 Мен -OH H2O

A:

Q: For each of the carbon-carbon double bonds below, state which of the following terms appropriately…

A: In an alkene if the two same groups on the carbon of alkene are oriented in same side then the…

Q: Complete the following syntheses. Write all the steps and the necessary reagents to get the final…

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

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

A: Opening of epoxide is regioselective reaction. The opening of epoxide depends upon the reaction…

Q: If titanium experiences a temperature drop from 93.1 OF to 32.3 oF and has a C 21.9 J (oC) -1, what…

A: The amount of heat required to increase the temperature of the 1 g of the substance by 1 degree is…

Q: From its amino acid sequence, draw the form of aspartame that is expected to predominate at…

A: If the pH is greater than pKa then deprotonation occurs and it exists in deprotonation form. While…

Q: H C H3C CH3 HBr DMSO ?

A: DMSO is dimethyl sulfoximideHBr will be added to DMSO in the given reaction and the formed molecule…

Q: Question The U-Pb dating method relies on two separate decay chains, one of which is the uranium…

A: This problem is based on nuclear chemistry and chemical kinetics.Here, decay of U238 is occurring…

Q: Jal See Periodic Table If only 0.251 g of Ca(OH)2 dissolves in enough water to give 0.152 L of…

A: Mass of Ca( OH)2 = 0.251 g Volume of solution= 0.152 L Molar mass of Ca( OH)2 = 74.09 g/mol Ksp…

Q: H2. In the synthesis of aspirin, is solid sodium hydroxide a satisfactory catalyst? Please explain…

A: In the synthesis of aspirin, solid sodium hydroxide (NaOH) is not commonly used as a catalyst.…

Q: please label all the important peaks (bonds and functional groups) on the paper by drawing arrows.…

A: A question based on IR spectroscopy of organic compounds. For the given IR spectrum, the peaks are…

Q: OH باد للہ م

A: Diethyl malonate, also known as DEM, is the diethyl ester of malonic acid. It is used for synthesis…

Q: 9. A liquid whose molecules are held together by the following forces would be expected to have the…

A:

Q: Synthesis / Retrosynthetic Analysis 5) Using the carbon containing starting material(s) provided,…

A: The given synthesis scheme is shown below.We have to carry out the above synthesis.

Q: Highlight all of the sites where the halogen could be added upon reaction with HBr.

A: Alkene can undergo various types of reactions.Among them, one of the most important reactions is the…

Q: Dalvanic cell is powered by the following redox reaction: MnO (aq) + 8H (aq) + SFe²(aq) → Mn( (aq) +…

A: Oxidation is defined as increase in oxidation state of the element.It can also be defined as…

Q: The following unit cell volumes and densities have been measured for the given compounds. Calculate…

A: Given:Calculate the Z value.In crystallography, the Z value refers to the number of molecules (or…

Q: For Inorganic chemistry a. Determine the number of microstates for a d2 configuration and use them…

A: 1]Microstate: A microstate in inorganic chemistry refers to a particular distribution of electrons…

Q: Q-Provide the products of the following transformations. Comment on your answers CH₂ X CH₂ CH₁ CH3…

A:

Q: Please predict the product of the following reaction (5). Reaction 5 ملح میں دم کی مكي مام مدمن D H…

A: The given reaction is a simple elimination reaction in which NaOMe / MeOH is the given reagent. The…

Q: Highlight each chiral center in the following molecule. If there are none, then check the box under…

A: The given chemical structure of the compound is.

Q: Draw the product of an SN2 reaction shown below. Use a dash or wedge bond to indicate…

A: Given reaction is SN2 reaction.SN2 stands for bimolecular nucleophilic substitution reaction.It is…

Q: 0.4 mol of X is placed in an empty 1.00 L flask and the temperature is raised to 290°C. The…

A: 2X(g) ⇌ Y(g) + Z(g)Initially, moles of X = 0.4 molVolume of the flask = 1.00 LInitially…

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.