sample exam 1A_page_7

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19. Suggest a structure, which is consistent with the ’H NMR spectra shown below.(4 points) C,H,0, 20. How many different type of hydrogens (in different environments) are there in the following compounds? (4 points) a) cis-1,3-dibromopropene b) 2-chloropropane 21. Propose structure that fit the…