【单选题】某吸收塔,入塔混合气相中溶质的摩尔分数为0.09,塔顶加入的吸收剂中溶质摩尔分数为0.01,气液相平衡常数为2,气液两相充分接触传质,则塔顶尾气中溶质最低可能的摩尔分数为:
【单选题】被誉为有良知的知识分子的“忏悔录”的作品是巴金的( )
【单选题】巴金晚年创作的充满忏悔精神的作品是()。
【简答题】They are (He/She is) learning Chinese to help with their future career.
【简答题】超弦理论是量子场论的推广,通过有______的物体取代诸如电子的点状物体来消除所有的无穷大量。
【单选题】“If winter comes, will spring be far behind?”comes from Ode to the ______ wind by Shelly.
【简答题】完形填空。 Winter comes! In China winter lasts (持续) from about November to January of 1 . Someone says people don't like winter, because it's too cold outside. But many young people and children 2 it very ...
【单选题】混合气相中溶质的摩尔分数为0.09,液相中溶质摩尔分数为0.03,亨利系数为200kPa,当气液两相在总压100kPa时接触,用气相分压差表示的推动力是:
【单选题】Winter comes. We should ____________ our winter clothes. [ ]