For many years the recovery of gold-that is, the separation of gold from other materials-involved the use

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For many years the recovery of gold-that is, the separation of gold from other materials-involved the use of potassium cyanide:

What is the minimum amount of KCN in moles needed to extract 29.0 g (about an ounce) of gold?

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Chemistry

ISBN: 978-0077274313

10th edition

Authors: Raymond Chang

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Question Posted: May 03, 2016 02:52 AM

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For many years the recovery of gold-that is, the separation of gold from other materials-involved the use

Question:

Au + 8KCN + 02 + 2H2O → 4KAu(CN2 4KOH

Step by Step Answer:

The balanced equation shows that ...View the full answer

Chemistry

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