acidbase - Acid and Base Strengths Strong acid in water...

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Acid and Base Strengths Acid Base pKa HClO 4 ClO 4 - -10 HI I - -10 H 2 SO 4 HSO 4 - -10 HBr Br - -9 HCl Cl - -7 HNO 3 NO 3 - -2 Strong acid in water H 3 O + H 2 O -1.74 CCl 3 CO 2 H CCl 3 CO 2 - 0.52 HSO 4 - SO 4 -2 1.99 H 3 PO 4 H 2 PO 4 - 2.12 CH 2 ClCO 2 H CH 2 ClCO 2 - 2.85 HF F - 3.17 HNO 2 NO 2 - 3.3 CH 3 CO 2 H CH 3 CO 2 - 4.75 C 5 H 5 NH + C 5 H 5 N 5.25 H 2 CO 3 HCO 3 - 6.35 H 2 S HS -- 7.00 NH 4 + NH 3 9.24 Strong acid in ammonia HCO 3 - CO 3 -2 10.33 CH 3 NH 3 + CH 3 NH 2 10.56 Weak acids in water H 2 O OH - 15.74 CH 3 OH CH 3 O - 18 HCCH HCC - 25 NH 3 NH 2 - 34 Weak acid in ammonia CH 2 CH 2 CH 2 CH - 36 Not an acid in water CH 3 CH 3 CH 3 CH 2 - 42 Not an acid in ammonia Relative Acid Base strengths are expressed by the pKa scale. A given acid will give up its proton to the base of an acid with a higher pKa value. The base of a given acid will deprotonate an acid with a lower pKa value.
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Examples: Consider the solvent water. Water, H
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This note was uploaded on 12/03/2008 for the course CHEM 142 taught by Professor Zoller,williamh during the Spring '07 term at University of Washington.

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acidbase - Acid and Base Strengths Strong acid in water...

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