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Author Question: A sample contains Ba3(PO4)2, CdS, AgCl, NH4Cl, and ZnS. Identify the precipitate after the addition ... (Read 26 times)

ghost!

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Question 1

A sample contains Ba3(PO4)2, CdS, AgCl, NH4Cl, and ZnS. Identify the precipitate formed after the addition of 6 mol L-1 HCl, followed by the addition of H2S and 0.2 mol L-1 HCl, and subsequently the addition of OH- to a pH of 8.
◦ AgCl
◦ NH4Cl
◦ ZnS
◦ Ba3(PO4)2
◦ CdS

Question 2

A sample contains Ba3(PO4)2, CdS, AgCl, NH4Cl, and ZnS. Identify the precipitate after the addition of 6 mol L-1 HCl; H2S and 0.2 mol L-1 HCl; OH- to a pH of 8; and (NH4)2HPO4 with NH3.
◦ Ba3(PO4)2
◦ ZnS
◦ CdS
◦ NH4Cl
◦ AgCl


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Marked as best answer by ghost! on Nov 18, 2019

nikmaaacs

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ghost!

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Reply 2 on: Nov 18, 2019
Excellent


JaynaD87

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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