【简答题】(1)在1393K下用H 2 还原FeO(s),平衡时混合气体中H 2 的摩尔分数为0.54。求FeO(s)的分解压。已知同温度下反应2H 2 O(g)====2H 2 (g)+O 2 (g)的 ;(2)在炼铁中,FeO按如下反应还原:FeO(s)+CO(g)====Fe(s)+CO 2 (g)。计算1393K下还原1molFeO(s)需要CO若干摩尔。已知同温度下反应2CO 2 (g)====2...
【简答题】After
losing touch ________ his younger sister for twenty years, Brown was amazed to
find that they were both living in the same state.
【简答题】After losing touch ________ his younger sister for twenty years, Brown was amazed to find that they were both living in the same state.A. with
【单选题】As an old sailor, he has ____________ in most parts of the world in his time. He must be interesting to listen to.
【单选题】在氧弹实验中, 若要测定样品在293 K时的燃烧热, 则在实验时应该: ( )
B.
将内筒中 3000 cm 3 水调至 293 K
【简答题】一座功率为P=750 MW的核动力站,反应堆的温度为586K,可以利用的河水温度为293K,求:
【简答题】Bill White’s father is a lawyer. In his time, he likes to get out in the country and take some of animals. For a long time, Bill had wanted to go with his father on one of his . But his father didn’t ...
【简答题】Who is Xu Xiake? He is an ancient traveller who refused to __________1____________ but determined to ___________________2___________. Why does Jeremy Lin attract John so much? He is successful but als...
【多选题】Why does Jeremy Lin attract John so much?
【单选题】在温度为 293 K 下,混合气体中 SO 2 平衡分压为 0.05 atm 时,溶液中 SO 2 的总浓度为( )。 293K 下, H ( SO 2 ) =1.63 kmol/(atm · m 3 ) ,离解常数 K 1 =[H + ][HSO 3 - ]/[SO 2 ]=0.017 kmol/m 3 。