Solution Found!
Solved: For many years the recovery of goldthat is, the
Chapter 3, Problem 3.74(choose chapter or problem)
QUESTION:
For many years the recovery of goldthat is, the separation of gold from other materialsinvolved the use of potassium cyanide: 4Au 1 8KCN 1 O2 1 2H2O 4KAu(CN)2 1 4KOH What is the minimum amount of KCN in moles needed to extract 29.0 g (about an ounce) of gold?
Questions & Answers
QUESTION:
For many years the recovery of goldthat is, the separation of gold from other materialsinvolved the use of potassium cyanide: 4Au 1 8KCN 1 O2 1 2H2O 4KAu(CN)2 1 4KOH What is the minimum amount of KCN in moles needed to extract 29.0 g (about an ounce) of gold?
ANSWER:Step 1 of 3
The given reaction is as follows;