Question of The Day27-07-2023
Which of the following is soda lime?
Answer
Correct Answer : d ) NaOH + CaO
Explanation :Soda lime is a mixture of NaOH and CaO chemicals.
It is used in a granular form in closed breathing environments, such as general anesthesia, submarines, re-breathers, and recompression chambers, to remove carbon dioxide from breathing gases to prevent CO2 retention and carbon dioxide poisoning.
It is made by treating slaked lime with a concentrated sodium hydroxide solution.
Hence, (d) is the correct answer.
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