Which of Newman projections corresponds to the structure shown below? HN Ph H CH3 H₂CO CI Ph CNH2 H₂COCH3 H₂N CH H₂COCI Ph. H CHAH₂ CIOCH₂ Ph CHH₂ CI снан OCH3 H₂N CH H.CO CI O COCH CH3

Which of the followings have R configuration? HC CH CH3 CH2 CH, D. O A. В. CHS C. H;c O A, B and D В B and C A and D C

Give the major organic product(s) of the following reactions. If none is predicted, choose "N.R." CH3 H₂C H3C H₂C A HNO3 H₂SO4 -NO₂ -NO₂ H3C- O₂N- B -NO₂ -SO₂H H₂CC O₂N- O=CCH3 с OCH 3 SO₂H

Using only the information in the pK₁ table below, write an estimated pK value for each labeled H in the two structures below. For example, if the pKa a a of the H labeled a has an estimated value of 50, write 50 in the first box of the answer table and so on. H a :0: :O: H H с H b H H d :0: H pK₁ 0 09 0 d 0 с X acid CHA 4 NH₂ O CH₂ CCH HC=CH 25 H₂O O pKa CH,CNH, 50 35 19 16 15 value 00 18 Ar

j- k- i- H H OH OH ОН ОН PCC CrO3 H2SO4 H2O 1 equiv. TMS-CI, NET 3

m. LOCH 3 12 H₂O₂ H₂SO4 CN 5 &= ot HNO3 H₂SO4 NH₂ n. O. NBS H₂O2 A p. NBS ja = H₂O₂ Br A

H. H. Н H-C-C-0-Ċ-H | H H Н condensed structure: || CH3-CH2-O-CH3

How do I draw the Newman projection for each line structure? This is for organic chemistry.