Nov4student - 11/3/2009 C118Nov.4th Chapter6:AcidRain...

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11/3/2009 1 C118 Nov. 4th Chapter 6: Acid Rain (Sec. 6.1 6.5 Cont.) handout weak acid calculations Goals for today: Review pH calculations of strong acids and bases. Understand the meaning of weak and strong acids and bases. Understand why even unpolluted rain is acidi Understand why even unpolluted rain is acidic What pH level is classified as “Acid” rain Calculate pH and K a for weak acids End of Chapter Problems: 1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13 Strong acids and bases review Which of the following is NOT a strong acid? A. HF B. HCl C. HBr D. HI E. HNO 3 The strong bases are:
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11/3/2009 2 pH Scale Formula for pH: pH = log [H + ] From last time: Calculate the pH of a 1.5 x 10 3 M solution of HCl. Calculating the pH of strong base solutions Must know relationship between H + and OH concentration concentration. Autoionization of water. Rxn pH Rxn: Therefore: [OH ][H + ] =
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3 Calculating the pH of strong base solutions Calculate the pH of 5.6 x 10
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This note was uploaded on 07/02/2011 for the course CHEM-C 118 taught by Professor Flood during the Spring '10 term at Indiana.

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Nov4student - 11/3/2009 C118Nov.4th Chapter6:AcidRain...

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