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provide the proper diene and dienophile that will result in generating the products below.
Thank you!
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Solved in 2 steps with 1 images
- Indicate the conjugate acid of CH3NHCH3. a. CH3NNCH3 b. CH3N-CH3 c. CH3N+H2CH3 d. CH3N+HCH3 Which of the following is true about the molecule/s and acid strength ? a. HCl is a weaker than HI acid because Cl- ion is more stable than I- ion. b. H2SO4 is a strong acid because it has 2 Hydrogens c. HOCl is weaker than HOBr because Cl is more electronegative than Br d. CH3CH2OH is a weaker acid than CH3COOH because the negative charge is more dispersed in the conjugate base of CH3COOH. Given : ?? = [?3?+][??−] = 1.0 × 10−14 at 25C . pKw= 14 Which of the following is true ? a. At 25 C, [?3?+] & [??−] would be large in a water solution. b. At 25 C, the pH of water is =14 c. The pH of an aqueous solution can be determined if [OH-] is provided. d. At 25 C, majority of H2O will be dissociated. pH of 0.125 M NaOH is a. 0.903 b. 13.3 c. 13.9 d. 13.1016a to f answer atleast upto eGive typed explanation not written Consider the following Ka values for phosphoric acid, H3PO4.Ka1 = 7.1 x 10-3Ka2 = 6.3 x 10-8Ka3 = 4.2 x 10-13a.) What is the pH of a 4.0 M solution of H3PO4? b.) Determine the effectiveness of H2PO4acting as a base by calculating its Kb. c.) What is the pH of a 4.0 M solution of Na3PO4 (not H3PO4)?
- Hydroxylamine, HONH2, readily forms salts which are used as antioxidants in soaps. Hydroxylamine has Kb of 9.1e-9. What is the pH of a 0.081M HONH2 solution?At 40 °C, Kw = 2.92 × 10‒14. At 50 °C, a solution with pOH = 7.00, has a pH of ____________. Group of answer choices: 7.00 and is neutral. 7.00 and is slightly basic. 6.53 and is slightly basic. 6.53 and is slightly acidic.Define pKa for a weak acid. What is the relationshipbetween the value of the pKa and the strength of theacid? Do the same for a weak base.