What is the purpose of adding sulphuric acid in the process of obtaining gluconic acid?
Understand the Problem
The question is asking about the role of sulphuric acid in the process of obtaining gluconic acid and presents multiple choice options regarding its function.
Answer
To remove calcium as calcium sulphate, releasing gluconic acid.
The final answer is to remove calcium as calcium sulphate in order to release gluconic acid.
Answer for screen readers
The final answer is to remove calcium as calcium sulphate in order to release gluconic acid.
More Information
Sulphuric acid is used to facilitate the precipitation of calcium as calcium sulphate, thereby freeing gluconic acid for subsequent use or purification.
Tips
It's important not to confuse the role of sulphuric acid in removing calcium with other potential steps involving different acids or processes.
Sources
- Gluconic Acid: Properties, Applications and Microbial Production - hrcak.srce.hr
- Sulphuric acid method - African Journals Online - ajol.info
- Preparation method of gluconic acid and its salt - patents.google.com
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