One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 390
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Concentrated sulfuric acid possesses strong oxidizing properties, water-absorbing capabilities, dehydrating effects, and high acidity. In the calcium carbide process for producing sulfuric acid, what role does concentrated sulfuric acid play? A. Water absorption and dehydration B. Strong oxidizing property, water absorption C. Dehydration, strong acidity D. Strong oxidizing property, water absorption, dehydration, strong acidity Answer: B, Strong oxidizing property, water absorption
I chose D. I’m not very sure about this
Concentrated sulfuric acid possesses strong oxidizing properties, water-absorbing capacity, dehydrating ability, and high acidity. In the calcium carbide process for sulfuric acid purification, what role does concentrated sulfuric acid play? (B) A. Water absorption and dehydration B. Strong oxidizing property, water absorption C. Dehydration, strong acidity D. Strong oxidizing property, water absorption, dehydration, strong acidity
B. ----------------------------------------------------------------------------------
In the calcium carbide process for sulfuric acid purification, concentrated sulfuric acid exhibits (B, strong oxidizing properties, water absorption).
Concentrated sulfuric acid possesses strong oxidizing properties, water-absorbing capabilities, dehydrating effects, and high acidity. In the calcium carbide process for producing sulfuric acid, what role does concentrated sulfuric acid play? (c) A. Water absorption and dehydration B. Strong oxidizing property, water absorption C. Dehydration, strong acidity D. Strong oxidizing property, water absorption, dehydration, strong acidity
Concentrated sulfuric acid possesses strong oxidizing properties, water-absorbing capacity, dehydrating ability, and high acidity. In the calcium carbide process for producing sulfuric acid, what role does concentrated sulfuric acid play? (d) A. Water absorption and dehydration B. Strong oxidizing property, water absorption C. Dehydration, strong acidity D. Strong oxidizing property, water absorption, dehydration, strong acidity
Concentrated sulfuric acid possesses strong oxidizing properties, water-absorbing capacity, dehydrating ability, and high acidity. In the calcium carbide process for sulfuric acid purification, what role does concentrated sulfuric acid play? (B)