Which acid is commonly used in the leaching process for gold extraction?

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Q: Which acid is commonly used in the leaching process for gold extraction?

Solution: Cyanide solution is commonly used in the leaching process for gold extraction.

Steps: 5

Step 1: Understand what leaching means. Leaching is a process used to extract valuable metals from ores.
Step 2: Identify the metal we are interested in. In this case, it is gold.
Step 3: Learn about the chemicals used in leaching. Different acids can be used for different metals.
Step 4: Find out which acid is commonly used for gold. Research shows that cyanide is the most common chemical used.
Step 5: Conclude that cyanide solution is the acid used in the leaching process for gold extraction.