2. Draw the repeat unit of the following substituted polyphenol/formaldehyde polymerization:

Q: Draw resonance structures for the following compound: Add curved arrow(s) to show resonance using…

A: •Given:-

Q: OMe Br ON MO. Byo Me

A: This is an example of Diels-Alder reaction

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A:

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A: In this question, we have to find the chemical change and final product when silver solid is reacted…

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A: This question is based on electromagnetic spectrum.

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A: 1,2 indicates two neighbouring carbon atoms, while 1,4 indicates two carbon atoms which are…

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A: When a solute dissolves in a solvent, the change in enthalpy is known as the heat of dissolution. If…

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A:

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A: Mass of metal = 76.6 g  Initial temperature of metal = 82.0 °C  Mass of water = 137 g  Initial…

Q: The pOff of a solution resulting from a 5.00 10³ M solution of NaOAc is: (K for OAC -5.4 - 10) A158…

A:

Q: Given the reaction CH3COCH3(1) + 402(g) → 3CO2(g) + 3H₂O(g) Determine the AH, for CH3COCH3(1) ΔΗ = =…

A:

Q: (1) The highest molar conductivity (for 1M solution of each one): (C) Cas (B) AIC13 (D) NH4OH (A)…

A: Molar conductivity of a solution is defined as conductance of all the ions produced by ionization of…

Q: Question 1 What is the classification of amino acid below? O но O polar 11 H C-C-N CH O basic H₂C…

A: ♣ Polar amino acid : They have polar hydrophilic R group -OH group, -SH group etc. so that they…

Q: Which is larger, the band of Si or that of AIP. why?

A: Solutions- The Si (Silicon) and AIP both are semiconductors. The band gap of Si is less than that of…

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A: We have been asked to do question 3. We have been given five statements about conductivity.We have…

Q: ements accurately describes the products of the two reaction pathways shown? A -B dinate the…

A: We have been given an energy diagram.In this diagram, two reaction pathways are shown.We have been…

Q: What is the mass of 4.73×1021 platinum atoms?

A: The mass of the given platinum atoms is = 1.53 g

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A:

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Q: How much does 71.98 moles of X weigh in grams? (Assume that the molar mass of X is 39.82 grams per…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

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A:

Q: In a flask, there are two gases (gas 1 and gas 2). There is 2.34 L of gas 1, with 3.2 bars of…

A: Given a flask contains gas 1 and gas 2 2.34 L of gas 1.  Partial pressure of gas 1 = 3.2 bars 6.19 L…

Q: A 8.65 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: When a solute dissolves in a solvent, the change in enthalpy is known as the heat of dissolution. If…

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A: Using integrated form of Clausius-Clapeyron equation, temperature can be calculated where vapor…

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A: This question is related to periodic properties.  Generally, the electropositive character of the…

Q: aw one of the two enantiomers of the product of this hydrogenation eaction. Use a dash or wedge bond…

A:

Q: 5) Draw the electron dot structure and the orbital overlap diagram for: CH₂CNCH3 Show all -bonds as…

A: Electron dot structures as known as Lewis dot structures which show the bonding between atoms of a…

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A: The term 'precipitation reaction' can be defined as a chemical reaction occurring in an aqueous…

Q: how to calculate the volume and moles if you can show one part so I can do the rest, I don't need…

A: This question is based on titration of acid and base.

Q: Draw the major product formed when the epoxide reacts with methanol in the presence of sulfuric…

A: Answer :

Q: Draw the organic product of the nucleophilic substitution reaction. Include all hydrogens atoms.…

A: A ethoxide ion attacks on an alkyl halide and a  nucleophilic substitution reaction takes place to…

Q: A 25.0 mL volume of 0.0106 M KIO3 is pipetted into a 250-mL Erlenmeyer flask. The solution is…

A: Given, For KIO3 solution: Molar concentration of KIO3 solution = 0.0106 M = 0.0106 mol/L Volume of…

Q: 4. You need to make 1 liter of a 5 M solution of sodium chloride (NaCl). The molecular weight of…

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Q: 104. The mass of a solute of molar mass 360 g/mol that should be dissolved in 180 g of water to…

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Q: Recorded barometric pressure: 758.9 mmHg Mass of Aluminum used= .021 g Volume of gas in gas…

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Q: Fe2+ A 0.1283 g sample of M3Fe(C2O4)3 was dissolved in dilute acid, and all of the iron was…

A:

Q: Select the two isotopes of nitrogen-15. NN-16 N714N714 F2−F2− phosphorus-15 OO-15 O+O+ O815O815…

A: Isotope - atomic number will be same  Answer will be - N815 O+

Q: How would you prepare 250 ml of a 0.75 M solution using the following chemical compounds: a.…

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Q: conversion factors, solve each of the ing clinical problems: may want to reference (Pages 42-45)…

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Q: 103. Which one of the following solution in water was the lowest vapour pressure? a) 0.1 M BaCl₂ b)…

A:

Q: What is the classification of the reaction shown in the equation below? BaCl₂ + MgSO4 → BaSO4 +…

A: Combination reaction: In this reaction, two reactants combine to form a single product; hence the…

Q: Molecule valence electrons NBRO NFO Херод XeTex Formal Charge N: N: Xe: Xe: Electron-Group Geometry…

A:

Q: The volume of a basketball is 433.5 in3. Convert this to mm3.

A: We simply can use dimensional analysis to convert in3 to mm3. For that we have to use  1in=2.54cm…

Q: In a 2.29 L flask, there are two gases (gas 1 and gas 2). There is 2.13 L of gas 1, with 3.7 bars of…

A: In order to find the final pressure of the gas mixture, we need to use the Ideal Gas Law, which…

Q: The molarity of Li" of a solution that contains 8.85 x 10- M of Li,CO, (73.9 ginel) a) 1.77-10-³ b)…

A: Given that The molarity of Li2CO3 solution= 8.85 x 10-4 M

Q: A fish tank holds 25 gal of water. How many kilograms of water are in the fish tank?

A: given volume of water = 25 gal to find mass of water ( m water) =?

Q: Calculate the freezing point and the boiling point of a 0.479 molar aqueous KCl solution (d= 1.02…

A:

Q: A piece of copper contains 1.3x108 atoms. What is the mass of the sample, in units of grams? In the…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: Cite macroscopic evidence to support the decision that a chemical change did take place. Lead solid…

A: This question is based on reactivity series of elements.