在通电分解水的反应中发生变化的是[ ]
A．元素种类
B．原子个数
C．分子个数
D．反应前后物质的总质量
答案：C
In relation to the management and administration of limited liability companies:
(b) Explain the conditions that must be fulfilled in order for an individual to serve as the general director. (3 marks)
下列哪些显像剂不属于肿瘤受体显像剂（）
A.Tc-MIBI
B.F-FDG
C.C-棕榈酸
D.In-奥曲肽
E.Tc-HL91
