How many normal modes of vibration are there for the following molecules and, in each case, briefly explain why this is so: (i) C6H6, (ii) C6H5CH3, and (iii) HC≡C−C≡CH?

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Q: any I carbon molecules Inf

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Q: 1 || Which of the following show the correct stability order of above radicals? |||

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Q: H NO C Na OCH 3. SO3H

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Q: Draw m-methylpropylbenzene.

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Q: 2. Complete the table for the following isomers. Molecular Formula C3H6Br2 (isomer 1) C3H6Br2…

A: Isomers are those that have same molecular formula but different structural formula .

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Q: Which of the following is a formation reaction? Xe(g) + 2 F₂(g) XeF4(s) H₂O(l) H₂O(s) CO(g) + 2…

A: Answer: Formation reaction is a type of reaction in which constituent elements are in their standard…

Q: What is the value of ΔG when ΔH = -24 kJ and  ΔS = -44 J/K at 283 K?

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Q: Which type of mass spectrometry will allow you to differentiate structural isomers of the same molar…

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Q: Complete the following nuclear decay process: 227 89 AC →°-1e +_ A) 22387Fr

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Q: Be sure to answer all parts. Calculate the pH of the following two buffer solutions: (a) 2.5 M…

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Q: a. Using the average atomic mass of carbon, calculate the mass (in amu) of 138 carbon atoms. amu b.…

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Q: If it required 23.9 mL of 0.0150 M Ca(OH)2 to neutralize 25.0 mL of HNO3 , what was the initial…

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Q: 1. Calculate the enthalpy change, ΔHΔ�, for the process in which 43.6 gg of water is converted from…

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Q: A 9 Use the References to access important values if needed for this question. A buffer solution…

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Q: Relating to the oxidation/reduction of a carbon atom in an organic molecule from Module 2, give an…

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Q: Write the correct IUPAC name for each of the following structures

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Q: Ph Ph A H Ph H Ph Ph Ph B OH Me Me Ph HBr / H₂O Ph Br C Me Ph ? Ph D Br Me Ph Ph E H

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Q: Which of the following describes the change in entropy? Select the correct answer below: O O O grev…

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Q: What best describes a solution with a [OH -] of 2.068x 10 -12 M?     Acidic     Basic     Neutral

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Q: A solution has a [H 3O +] of 1.930x 10 -10 M. What is the pOH?

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Q: In the calorimeter which component do you think is losing heat (metal or water)? Explain how you…

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