A:电池工作时,盐桥中的SO42﹣移向乙烧杯
B:石墨b的电极反应式为Fe2+﹣e﹣═Fe3+
C:当有0.1 mol SO42﹣进入烧杯时,反应消耗H+0.2 mol
D:当 MnSO4浓度变为2.2 mol•L﹣1时,反应中转移电子0.2 mol(不考虑溶液的体积变化)
瓶瓶罐罐都可以做物理实验,以下四幅图片都牵扯到水柱的问题,下列有关四幅图的描述正确的有( )
Read and choose为图画选择相应的文字描述。
A. There are five people in the picture.
B. The shirt isn't Zhang Peng's . It's Mike's.
C. These are horses.
D. It's rainy today. I can open up my umbrella.
E. The shoes are Wu Yifan's.
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