【简答题】在恒温恒容条件下,向容积为2L的密闭容器中充人2. O mol SO 2 和2. O mol O 2 。巳知: ,经2 min达到平衡状态,反应放热0. 25a kJ。下列判断正确的是 A 在1 min时: B. 2 min内: C. 若再充入2mol SO 3 ,达平衡时SO 3 %(质量分数)减小 D. 反应条件相同,若起始时向反应容器中充入2mol SO 3 ,平衡时反应吸热0. 75a k...
【简答题】Each group of statements below includes one topic, one main idea, and two supporting details. In the space provided, label each item with one of the following: T — for the topic of the paragraph MI —...