2017-7-14 Purification Technology Edition Daily Question
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1. The relationship between the ammonia cooling effect of an ammonia cooler and the ammonia liquid level is ( ). a. The higher the liquid level, the better. b. The liquid level has no impact on the ammonia cooling effect. c. Once the liquid level reaches a certain level, the ammonia cooling effect actually decreases. 2. At the same temperature, the solubility of CO2 and H2S in methanol is ( ). a. It increases as pressure decreases. b. It increases as pressure increases. c. It does not change with pressure. CB 2017: “My Technical Upgrades” in the coal chemical industry: http://bbs.hcbbs.com/thread-1786290-1-1.html Petrochemical sector – “Creative Ideas for Energy Saving”: The second phase of this activity is currently in progress: http://bbs.hcbbs.com/thread-1666758-1-1.html
C---------------B
1. The relationship between the ammonia cooling effect of an ammonia cooler and the ammonia liquid level is (C): a) The higher the liquid level, the better; b) The liquid level has no impact on the ammonia cooling effect; c) Once the liquid level reaches a certain level, the ammonia cooling effect actually decreases. 2. At the same temperature, the solubility of CO2 and H2S in methanol is (B). a. Increases as pressure decreases b. Increases as pressure increases c. Remains unchanged with pressure