【简答题】A growing number of college students are applying to take entry tests for medical and dental (牙科的) schools among increasing graduate unemployment in Korea. “I’ve decided to apply for the test to enter...
【单选题】The______of College English Tests is to help students learn English better, isn't it?
【单选题】在管理方格理论中,最理想有效的领导方式类型是[ ]
【单选题】在管理方格理论中,最理想有效的领导方式类型是()
【单选题】反应:CO(g)+H 2 O (g)=CO 2 (g)+H 2 (g) 的能量变化如图所示,有关该反应的说法正确的是( )
B.
1molCO 2 (g)和1molH 2 (g)反应生成1molCO(g)和1molH 2 O(g)要放出41kJ热量
C.
反应的热化学方程式是:CO(g)+H 2 O(g)=CO 2 (g)+H 2 (g)△H=+41kJ/mol
D.
CO(g)与H 2 O(g)所具有的总能量大于CO 2 (g)与H 2 (g)所具有的总能量
【单选题】在布莱克和默顿的管理方格理论中,最理想的领导风格是()。
D.
坐标(9,9)既关心人,又关心任务的领导风格
【判断题】根据课文判断正误 College tests all relationships, so it’s hard to develop a lifetime friendship in college.
【判断题】安史之乱的后果是将民族界限提出来,强化了民族主义,破坏了唐朝民族政策。()
【单选题】They’re true friends and their friendship the tests of life and death.
【单选题】向某密闭容器中充入1 mol CO和2 mol H 2 O(g),发生反应:CO(g)+H 2 O(g) CO 2 (g)+H 2 (g)。当反应达到平衡时,CO的体积分数为 x 。若维持容器的体积和温度不变,起始物质按下列四种配比充入该容器中,达到平衡时CO的体积分数大于 x 的是( )
A.
0.5 mol CO+2 mol H 2 O(g)+1 mol CO 2 +1 mol H 2
B.
1 mol CO+1 mol H 2 O(g)+1 mol CO 2 +1 mol H 2
C.
0.5 mol CO+1.5 mol H 2 O(g)+0.4 mol CO 2 +0.4 molH 2
D.
0.5 mol CO+1.5 mol H 2 O(g)+0.5 mol CO 2 +0.5 mol H 2