q11bsol - 3 ), has a K sp value in water of 3.091 10 9 at...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
3.091 Fall Term 2004 Homework Quiz #11B solution outline (a) The value of K a for hydrochloric acid HCl( aq ) is 1 × 10 6 . Calculate the p H and the p OH of 0.065 M HCl( aq ). HCl is a strong acid complete dissociation 0.065 M HCl(aq) 0.065 M = [H + ] = [Cl ] pH = –log 10 [H + ] = –log 10 0.065 = 1.19 pOH + pH = 14 pOH = 12.81 (b) The fictitious compound, administratium fluoride (AdF
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 3 ), has a K sp value in water of 3.091 10 9 at room temperature. Calculate the solubility of AdF 3 in water. Express your answer in units of molarity. AdF 3 = Ad 3+ + 3 F 3 K sp = [Ad 3+ ][F ] , but [F ] = 3 [Ad + ] = 3 c S K sp = c S (3 c S ) 3 = 27 c S 4 c S = K sp 1/ 4 = 3.27 10 3 M 27...
View Full Document

Ask a homework question - tutors are online