Identify Precipitate

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Daniel
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Joined: Wed Apr 11, 2007 9:26 pm

Identify Precipitate

Post by Daniel »

I need help...Identify the precipitate when solutions of the folowing ionic compounds are mixed. Thanks
Cu(NO3)2 + Na2S ->

Al2(SO4)3 + 3Mg(OH)2->
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peter
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Joined: Thu May 18, 2006 7:41 pm

Re: Identify Precipitate

Post by peter »

Cu(NO3)2 + Na2S -> CuS + 2NaNO3
CuS is a precipitate

Al2(SO4)3 + 3Mg(OH)2->2Al(OH)3 + 3MgSO4
Al(OH)3 is a precipitate
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