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October 21, 2014

Homework Help: AP CHEMISTRY

Posted by HELP PLEASE to DrBob222 on Monday, March 12, 2012 at 8:33pm.

Suppose that a 15-mL sample of a solution is to be tested for I- ion by addition of 1 drop (0.20 mL) of 0.30 M Pb(NO3)2. What is the minimum number of grams of I- that must be present for PbI2(s) to form? (Ksp = 7.9 10-9)

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