（）能检测材料上包括氢在内的、元素周期表上的全部元素。 A.化学分析法 B.电子探针

理财方案通常由8个部分构成，但不包括______。

A．收益承诺

B．重要提示

C．效果预测

D．附录备查

有下列四种有机物对此四种有机物的有关说法正确的是（　　）

A．四种有机物都是芳香族化合物

B．四种有机物都能发生水解

C．四种有机物中，环上一氯代物布洛芬的种类最多

D．等物质的量的四种有机物与NaOH溶液反应，阿司匹林消耗NaOH物质的量最多

ABC Limited has been unable to pay its debts for several months. Rumours have been circulating for weeks that the shareholders would be convening a meeting to place the company into voluntary liquidation. Creditors are anxious and some of the larger ones wish to take action against the company. They have made their position known to the shareholders of ABC Limited.Required:

(a) Advise the shareholders of ABC Limited on what action they should take due to the financial position of the company. (3 marks)

在由Na₂S、Na₂SO₃、Na₂SO₄组成的固体混合物中，已知S的质量分数为25.6% ，则氧的质量分数为：                                              （   ）

A．36.8%

B．37.6%

C．51.2%

D．无法计算

现行北京公积金存款利率是多少？法律依据是什么？