Figure 1 shows a 1H NMR spectrum of a solution that was prepared by dissolving 1,3,5-trimethoxybenzene (10.22 mg) in CDCl3 (1.470 g).T What is the concentration in mol dm–3 of CHCl3 present in the CDCl3? (Density of CDCl3 = 1.500 g mL–1.)
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Figure 1 shows a 1H NMR spectrum of a solution that was prepared by dissolving 1,3,5-trimethoxybenzene (10.22 mg) in CDCl3 (1.470 g).T
What is the concentration in mol dm–3 of CHCl3 present in the CDCl3? (Density of CDCl3 = 1.500 g mL–1.)
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- CHM 251 psession 1 Feb 1 For each molecular ion listed below, indicate what element(s) besides C and H must be in the compound: 107 162 and 164; 3:1 intensity ratio 162 and 164; 1:1 intensity ratio 220, 222, and 224; 1:2:1 intensity ratio 187 and 189; 3:1 intensity ratio(b) Reactivity with the S1 by the treatment with NaOH Br Br I t 2 (c) Solubility in hexane: Br H3C-BrWILL HEXANE DISSOLVE fenethylline IN GC-MS?
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