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/ibiscms/mod/ibis/view.php?id-2533192 WWW sapling learning.com App Other bo Print Calculator Periodic Table 30 Questi 39 of 44 Map General Chemistr presented by Sapling Lea Donald McQuarrie. Peter A Rock .Ethan Gallogly 32 Write the balanced chemical equation for each of these reactions. Include phases. 33 When aqueous sodium hydroxide is added to a solution containing lead(ll) nitrate, a solid precipitate forms. 95 35 36 However, when additional aqueous hydroxide is added the precipitate redissolves forming a soluble TPb (OH aq) complex ion 37 H, NaoH Na Pb(OH 38 39 33 There is a hint available! View the hint by clicking on the divider bar again to hide the hi 43 Previous Give Up & View Solution Check Answer Next Exit Hint Copyright 2011 2016 Sapling Learning, Inc. 33 about us careers partners privacy policy terms of use contact us help Ask me anything help/questions-and-answers/-q12 Go lutions, tutors and more with an image wered. Post another question. Edit question 7:43 PM 4/24/2016

Explanation / Answer

The first reaction is wrong. This is the correct reaction:

2NaOH(aq) + Pb(NO3)2(aq) -------> Pb(OH)2(s) + 2NaNO3(aq)

Your mistake was that you put the 2 as superindex.

For the second reaction,
Pb(OH)2(s) + OH- ------> Pb(OH)4-(aq)

Hope this helps.

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