Draw a representative segment with four repeating units of the polymer prepared from N-vinyl pyrrolidone. H C=CH2 N

Q: Where the numbers come from? Especially the one that is circled? Can you explain the problem and…

A: Step 1: Step 2: Step 3: Step 4:

Q: Don't use chat gpt.  Lo

A: Step 1: Step 2: Step 3: Step 4:

Q: How many chemical groups would you expect to see in the H-NMR for this structure? -CH₂ H₂C Select…

A:

Q: 8. Hydroboration-oxidation H3C CH3 CH2 1. HBR2/THF 2. HO, H2O2, H₂O

A: Thank you.

Q: 35

A: Molarity Calculation: Number of moles = Mass of aspirin/Molar mass of aspirinNumber of moles = 11.6…

Q: The C2H3 + NO reaction has been observed to form CH2O and HCN. Propose a mechanism by which these…

A: 1. Initiation:  C2H3 + NO -> C2H2 + HONO  Homolytic cleavage of the C2H3 radical generates a C2H2…

Q: Draw the starting structure that would lead to these major products. Drawing 1. OsO4 2. NaHSO3, H2O…

A: Thank you.

Q: Propose the reagents in best order for the synthesis of the following compound from benzene. CI A)…

A: Step 1:Step 2:

Q: Radioactive isotopes that sit above the band of stability (N/Z too high) are most likely to decay by…

A: Step 1:Alpha emission: This involves the emission of an alpha particle, which consists of two…

Q: Chemistry

A: In the given question we have to identify the ionic compounds from the following options.  Ionic…

Q: please help! I'm not sure where the br will go

A: the scientific concepts involved, I can still help you with this problem on calculating H2O vapor…

Q: The normal boiling point of a certain liquid X is 128.10 °C, but when 35.3 g of urea (CH4N2O) are…

A: Step 1:Given:Boiling point of compound X, Ti : 128.10 0C.Boiling point after adding solute, Tf :…

Q: Write complete mechanisms for the Reactions Below Need answer step by step

A: 1. Cyclopropane ring is not stable due to it's angle strain. So PhSe- ion attacks at the…

Q: None

A:

Q: please answer in text form and in proper format answer with must explanation , calculation for each…

A: Step 1: Henry's law describes the solubility of gases in relation to their partial pressure. The law…

Q: a2 18. If 0.1 M H2SO4(aq.) solution shows freezing point -0.3906°C then what is the K₁₂ for H2SO4?…

A:

Q: Which of the following are ionic compounds? [Select all that apply.] CH3SH COI2 H3PO4 KHSO4…

A: Step 1: Step 2: Step 3: Step 4:

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Data given:[Ba2+] in a saturated solution of barium sulfate = 1.04 * 10-5 Mwe have to find the Ksp…

Q: I need some guidance on what it is the following IR synthesis

A: Step 1:GIVENDATA:We are show the synthesis for the following compoundC, from any alkane (compoundA).…

Q: Predict and draw the reactant of the following intramolecular Diels-Alder reaction. Diels-Alder ?…

A:

Q: Give the organic product: A CH3CH2O + CH3CHz-ÖH H+(aq) C ? OCH2CH3 CORH B HO LOCH2CH3 D -OCH2CH 3…

A: Step 1: Step 2: Step 3: Step 4:

Q: Need answer step by step

A: The objective of the question is to identify which conformer can undergo an E2 reaction. An E2…

Q: The methodology of choice for measuring therapeutic drug levels is   Question 4 options:…

A: The objective of the question is to identify the most appropriate method for measuring therapeutic…

Q: Need answer step by step

A: Step 1: The following molecule is classified as follows:Common name of the molecule : Diethyl…

Q: b) Он starting material target compound

A: the scientific concepts involved, I can still help you with this problem on calculating H2O vapor…

Q: 5

A: Solubility is the ability of a solid, liquid, or gaseous chemical substance (referred to as the…

Q: Consider the titration of 50.0 mL of 0.170 M HA (Ka = 4.2 x 105, pKa = 4.38) with 0.150 M NaOH.…

A: HAOH-H2OA-Initial8.5 x 10-3 mol0 mol-0 molAdd0 mol7.5 x 10-3 mol- Change- 7.5 x 10-3 mol- 7.5 x…

Q: what is the major product?

A: Step 1: Step 2: Step 3: Step 4:

Q: Draw a Lewis diagram for the ether CH3OCH3.

A: Structure of given etherLewis dot structure of given ether.No. valence electrons in 1 atom of H =…

Q: b. H3PO4(aq) + Ba(OH)2(aq) → Contains three acidic hydrogens 2 H3PO4(aq) + Ba(OH)2(aq) +

A: Step 1: The correct balanced equation for the reaction between H3​PO4​ (phosphoric acid) and…

Q: 58. Which buffer system is the best choice to create a buffer with PH = 9.00? For the best system,…

A: Step 1:To get pH = 9.00, we need basic buffer. Among the given buffers, all are acidic buffer except…

Q: MDL WEEK 3 ACTIVITY 3 UAM: VERTICAL DIMENSION/FREE-FALL ANSWER IN 1 WHOLE SHEET OF PAPER SOLVING…

A: Step 1: solution for question 1 Step 2: solution for question 1 Step 3: solution for question 2 Step…

Q: What is the temperature, in K, of 5.10 moles of helium in a 3.00 L vessel at 7.69 atm?

A: The objective of this question is to find the temperature of a given amount of helium gas under…

Q: Draw the most likely conjugate base resulting from this acid-base reaction. Include all lone pairs.…

A:

Q: Question) If the dispensed volume (mL) of Na2C2O4 = 26.27 mL, the dispensed volume (mL) of KMnO4 =…

A: the buffer capacity of a mixed buffer solution containing sodium acetate (NaC2H3O2) and acetic acid…

Q: Design a strategy to synthesize 1-phenylbuta-1,3-diene from a Wittig reaction

A:

Q: 11

A:

Q: Need help label my chart please help not sure what to do exactly (C8H8O3)

A: The Index of Hydrogen Deficiency of the chemical formula is 5 IHD=22C+2+N−H−X​=2(2∗8)+2−8​=5The…

Q: A 0.80 L solution of lakewater contains 1.5 milligrams of nitrate. The nitrate concentration is O…

A:

Q: Draw the structure of oxidised anthraquinone-2-sulfonate and the reduced structure of…

A: Step 1Oxidized FormIn its oxidized form, anthraquinone-2-sulfonate will have ketone groups.Step…

Q: 24

A:

Q: A doctor in the ER suspects digoxin overdose in a patient with nausea, vomiting and blurred vision.…

A: The objective of this question is to determine the appropriate tube for testing digoxin levels in a…

Q: nt A certain laser uses a gas mixture consisting of 7.00 g HCI, 4.00 g H2, and 164 g of Ne. What…

A: Given:…

Q: None

A: To calculate the frequency of the (J=2→1transition in the pure rotational spectrum of 12C16O, you'll…

Q: X) Predict the product for the reaction shown. SO3H H3O+ A I HO IV II پرد II (E III + V A) I B) II…

A: Thank you.

Q: CyF3 is a slightly soluble salt that dissociates into Cy3+ and F- ions. CyF3 is a slightly soluble…

A: Given:Salt = CyF3Ksp = 6.97 x 10-4                                         ( 3 significant figures)…

Q: Plleeassseee sir solveeeeeee the questionnnnn

A: Thank you.

Q: provide a synthetic route

A: Step 1: Step 2: Step 3: Step 4:

Q: Air entering the lungs ends up in tiny sacs called alveoli. It is from the alveoli that oxygen…

A: Radius (r) = 0.0041 cmGiven alveolus is a perfect sphere.So, volume of alveolus= 34​ πr3= 34​ × 722​…

Q: For the questions of Exp 20 Electrochemistry, Part B: EMF of Galvanic Cell Table 2: Electromotive…

A: To calculate the Ecell​for Experiment #7 involving a Zn electrode and an Ag wire in the presence of…