One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 314
Thread Content
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to ( ). A. Self-decomposition of sodium hydroxide ； B. Sodium hydroxide absorbs carbon dioxide ； C. Sodium carbonate is present in acetylene gas ； Answer: B
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B). A. Self-decomposition of sodium hydroxide ； B. Sodium hydroxide absorbs carbon dioxide ； C. Sodium carbonate is present in acetylene gas ；
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B). A. Self-decomposition of sodium hydroxide ； B. Sodium hydroxide absorbs carbon dioxide ； C. Sodium carbonate is present in acetylene gas ；
B----------------------------------------
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (b).
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B).
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B).
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B).
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B).
In the process of producing acetylene by the calcium carbide method, the increase in the sodium carbonate content in the alkaline solution of the neutralization tower is mainly due to (B).
Option B: Sodium hydroxide absorbs carbon dioxide