CH 16_student_6_per_page_sp07

H3o is a stronger acid than hoac 2oac is a stronger

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Unformatted text preview: ronger acid than HOAc 2.OAc- is a stronger base than H2O 3.K for this reaction is small Slide 35 of 48 CHM 25 SP07 Slide 36 of 48 CHM 25 SP07 CHM 25 SP07 6 * # $ ) Polyprotic Acids Phosphoric acid: A triprotic acid. H3PO4 + H2O H2PO4- + H2O HPO42- + H2O Slide 37 of 48 CHM 25 SP07 Slide 38 of 48 H3O+ + H2PO4H3O+ + HPO42H3O+ + PO43- Ka = 7.1×10-3 Ka = 6.3×10-8 Ka = 4.2×10-13 CHM 25 SP07 Polyprotic Acids - Bases Sulfuric acid: Diprotic Acids A diprotic acid. H2SO4 + H2O HSO4- + H2O H3O+ + HSO4H3O+ + SO42- Ka = very large Ka = 1.96 Slide 39 of 48 CHM 25 SP07 Slide 40 of 48 CHM 25 SP07 16-9 Lewis Acids and Bases ♦ Lewis Acid • A species (atom, ion or molecule) that is an electron pair acceptor. 23 # ($ ) ♦ Lewis Base • A species that is an electron pair donor. base Slide 41 of 48...
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