Vetrocoke solution is_________________?
Correct answer: A. A mixture of K2CO3 and As2O3
- A. A mixture of K2CO3 and As2O3
- B. K2SO4
- C. A mixture of Na2CO3 and As2O3
- D. Na2SO4
Explanation
Vetrocoke liquor is an alkaline potassium carbonate solution promoted with arsenic oxide, represented as a mixture of K2CO3 and As2O3. It was used for absorbing acidic gases such as carbon dioxide.
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