CH 16_student_6_per_page_sp07

Hno3aq h2oliq h3oaq no3 aq hno oliq strong a

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Unformatted text preview: q) + H2O(liq) H3O+(aq) + NO3-(aq) HNO O(liq) STRONG A base acid acid weak B weak •Every A-B reaction has two acids and two •Every A-B reaction has two acids and two bases. bases. bases. •Equilibrium always lies toward the weaker pair. •Equilibrium always lies toward the weaker pair. Slide 32 48 CHM 25 SP07 •HereofK is very large. •Here K is very large. Slide 31 of 48 CHM 25 SP07 * # BASE $ ) ACID * # $ ) HNO3 + H2O STRONG ACID H3O+ + NO3WEAK BASE We know from experiment that HNO3 is a We is strong acid. strong 1. It is a stronger acid than H3O+ 2. H2O is a stronger base than NO33. K for this reaction is large Slide 33 of 48 CHM 25 SP07 Slide 34 of 48 CHM 25 SP07 * # $ ) * # $ ) Acetic acid is only 0.42% ionized when [HOAc] = 1.0 M. It is a WEAK ACID HOAc WEAK A + H2O base H3O+ acid + OAcSTRONG B Because [H3O+] is small, this must mean 1.H3O+ is a st...
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This note was uploaded on 10/24/2009 for the course CHEM 025 taught by Professor X during the Spring '06 term at Lehigh University .

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