One Question per Day on Synthetic Ammonia (Series 26)
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This post was last edited by penghh1985 on 2016-3-10 17:21. Multiple-choice question (fill in the correct option in the brackets). Continuing from Series 25, 126. (B-B-009) Under normal circumstances, the amount of absorbent used is ( ) times the minimum required amount. (A) 2 (B) 1. 1～2.0 (C) 1.1 (D) 1.5～2.0 127. (B-B-009) Henry’s law is applicable to the calculation of solubility between ( ) gases. (A) Insoluble (B) Soluble (C) Slightly soluble (D) Insoluble 128. (B-B-010) Which of the following substances is both a physical absorbent and a chemical absorbent? ( ) (A) MEA (B) Sulfone cyclohexane (C) Methyl acrylate polycarbonate (D) CH3OH 129. (B-B-010) The group of gases that are acidic substances is ( ). (A) CO2, H2S, N2 (B) CO2, H2S, Cl2 (C) CO2, H2S, O2 (D) H2S, O2, N2 130. (B-B-010) Choosing the appropriate ( ) is the main factor for achieving efficient and economical absorption separation. (A) Solvent (B) Solute (C) Catalyst (D) Absorption tower Answer: BAABA Scoring criteria: 3 points for participation, 8 points for a completely correct answer.
Answer: B A A B A
126. (B-B-009) Under normal circumstances, the amount of absorbent used is (B) times the minimum required amount. (A) 2 (B) 1. 1～2.0 (C) 1.1 (D) 1.5～2.0 127. (B-B-009) Henry’s law is applicable to the calculation of solubility between (A) gases. (A) Insoluble (B) Soluble (C) Slightly soluble (D) Insoluble 128. (B-B-010) Which of the following substances is both a physical absorbent and a chemical absorbent? (A) (A) MEA (B) Sulfone cyclohexane (C) Methyl acrylate polycarbonate (D) CH3OH 129. (B-B-010) The group of gases that are acidic substances is (B). (A) CO2, H2S, N2 (B) CO2, H2S, Cl2 (C) CO2, H2S, O2 (D) H2S, O2, N2 130. (B-B-010) Choosing the appropriate one is the main factor for achieving efficient and economical absorption separation. (A) Solvent (B) Solute (C) Catalyst (D) Absorption tower
126. (B-B-009) Under normal circumstances, the amount of absorbent used is (B) times the minimum required amount. (A) 2 (B) 1. 1～2.0 (C) 1.1 (D) 1.5～2.0 127. (B-B-009) Henry’s law is applicable to the calculation of solubility between (A) gases. (A) Insoluble (B) Soluble (C) Slightly soluble (D) Insoluble 128. (B-B-010) Which of the following substances is both a physical absorbent and a chemical absorbent? (A) (A) MEA (B) Sulfone cyclohexane (C) Methyl acrylate polycarbonate (D) CH3OH 129. (B-B-010) The group of gases that are acidic substances is (B). (A) CO2, H2S, N2 (B) CO2, H2S, Cl2 (C) CO2, H2S, O2 (D) H2S, O2, N2 130. (B-B-010) Choosing the appropriate one is the main factor for achieving efficient and economical absorption separation. (A) Solvent (B) Solute (C) Catalyst (D) Absorption tower