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211_QUIZ2_Su05 - means 4 sig figs in the mantissa You must...

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Name_______________________________ Coworkers____________________________________________________________________ Chemistry 211 Quiz 2 (Take Home); July 13 th , 2005 Due July 15 th , 2005, before 8:30am (BEFORE class) 1. Calculate the pH of a 0.011030 M NaCH 3 COO (sodium acetate) solution. The pK a of acetic acid (CH 3 COOH) is 4.7570. Report the pH with 4 significant figures (which
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Unformatted text preview: means 4 sig. figs. in the mantissa ). You must show all of your work (attach any additional pages) and include checking any assumptions to prove < 3% error. *Extra Office Hours this week (Newman & Wolfrom Bldg, Rm 3105): Wednesday 9:30-10:30 AM and Thursday 3:30-4:30 PM...
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