22.64 Which compound in each of the sets shown in Fig. P22.64 is most acidic? Explain. Besides iodoform, the c acidification, is two equ 2 65 Arrange the following compounds in order of increasing acidity and explain. (1) isobutyramide (2) octanoic acid 1,3-diphenyl- (3) toluene (4) ethyl acetate (5) phenylacetylene (6) phenol (a) CH,CCH,CCH3, CH,CCHCCH3, CH,CCH,CCH,Ph or Ph (b) or CH;CH,CH,-C-CH3 H,C=CHCH,-C-CH3 Figure P22.64

Part one what is the oxidation number of sulfur in Ca2S4O6? A.) +6 B.) +8 C.) +2 D.) -6 E.) +4 Part two  what is the density (g/L) of 1 mole of argon gas at 50.5 degree C and 764 mmHg?  (760 mmHg= 1 atm) A.) 4.00 g/L B.) 39.7 g/L C.) 1.51 g/L D.) 7361 g/L E.) 39.9 g/L

Example 23.1: The concentration Co of biodegradable organic matter in a water sample is 37 mg/L and an be represented by the empirical molecular formula C6H11ON2. Estimate the oxygen equivalent concentration Lo of this organic matter.

36. A solution of chromium (III) sulfate is mixed with sodium hydroxide solution. What is the net ionic reaction for the process? Cr2(SO4)3 (aq) + 6NaOH (aq) 2Cr(OH)3 (s) + 3Na2SO4(aq) A. Cr6+ (aq) + 6OH(aq) Cr₂(OH)6(s) B. 6Nat(aq) + 3SO42 (aq) 3Na2SO4(s) C. Cr³+ (aq) + 3OH-(aq) Cr(OH)3(s) D. H(aq) + OH(aq) H₂O(1) E. H₂(g) + O2(g) H₂O(l)