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In a Qualitative Cation Analysis,the Unknown Ion Is Unaffected by HCl(aq),but

Question 84

Multiple Choice

In a qualitative cation analysis,the unknown ion is unaffected by HCl(aq) ,but is precipitated by aqueous hydrogen sulfide.The unknown ion is ________.


A) NH4+
B) Cu2+
C) Ag+
D) K+
E) Na+

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