【单选题】. 某电池电动势与温度的关系为 E/V =1.01845 -4.05×10 -5 (t/℃ - 20) - 9.5×10 -7 (t/℃ - 20)2 298K 时,电池可逆放电: ( )
【简答题】Andy loved the first grade. He loved his teacher,Mrs.Parks. He loved playing s on the playground. He loved learning about dinosaurs and the solar system (恐龙和太阳系). Every morning Andy’s mother dropp...
【单选题】白细胞渗出与红细胞漏出是:
D.
白细胞渗出后产生炎症介质可对红细胞漏出产生趋化作用
【单选题】The revival of the railroad service will be immensely ______ for the Speedy movement of passengers and cargo.
【单选题】"'玉不琢,不成器'如孟浩然的诗词直白易懂,多为反复修改、推敲而成",这一例子主要体现了信息的()。
【简答题】A.physically B.immensely C.thoroughly D.secretly
【简答题】A.physically B.immensely C.secretly D.thoroughly
【单选题】"'玉不琢,不成器'如孟浩然的诗词直白易懂,多为反复修改、推敲而成",这一例子主要体现了信息的( ).
【多选题】已知某电池电动势与温度的关系为E/V = 1.01845-4.05×10 -5 (T/K-293.15)-9.5×10 -7 (T/K-293.15) 2 ,则当电池可逆地产生2 mol电子的电荷量时,下列说法正确的是
A.
Δ r G m = -196.52 kJ/mol
B.
Δ r S m = -9.65 J/(K∙mol)
C.
Δ r H m = -199.40 kJ/mol
D.
该电池在 298.15K 的温度系数为 5.0 × 10 -5 V/K
【单选题】英国社会学家拉尔夫•达伦多夫在( )书中指出“现代的社会冲突是一种应得权利和供给、政治和经济、公民权利和经济增长的对抗。”