Which of the following reactions would have a positive AS? + A Br₂ B H₂N A only Neither A nor B Both A and B B only Br HN Br OH

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Q: 4. A weak acid, HX, has Ka = 7.9 x 10-5. Calculate [HX], [X-], [H+], and the pH of a 0.0380 mol/L…

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Q: 4. The IR and the 'H NMR spectra of an unknown with a molecular formula of C₁1H14O3 are shown below.…

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Q: 44 - CC14 is. A - Polar Not polar 45-CH3CI is OA -Polar OB - Not polar k

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Q: a. Draw the structure of both products B and C of these following transformations. 1) O3, CH₂Cl2,…

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Q: Match the reaction type with its rate law. Rate = k [RX]¹[Nu]¹ Rate = k [RX]¹[Base]⁰ Rate = k…

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Q: 6. a. Draw the structure of both products B and C of these following transformations. 1) O3, CH₂Cl2,…

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Q: = a (b) Calculate the pH of 0.0005 mol dm³ ethanoic acid when its pK₁ 4.75

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Q: B) Write the most stable enol forms of the following compound, and choose which of them is more stal…

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Q: The following reaction is a redox reaction: CuSO4 (aq) + Ni(s) --> NiSO4 (aq) + Cu(s)  a) Write the…

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Q: Calculate the quantity of heat in KJ, associated with a 33.5 celcius decrease in temperature in a…

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Q: 4. 5. 6. CN Br₂ FeBr3 Br2 FeBr 3 PhCOCI AICI3

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Q: B) 10.01 ohia (NH3, Ks- 1.76×10³) D) 11.12 C) 11.36

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Q: 15.0 L of an ideal gas at 298 K and 3.36 bar are heated to 350 K with a new pressure of 3.25 bar.…

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Q: What is the final product of the reaction below? CHO -OH Н- H-OH 1. NH2OH 2.0, 100 H 3. но, 20 H-OH…

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