(6分)化学兴趣小组的同学用如下图所示装置做中和反应实验,请按要求回答问题。

题型:填空题

问题:

(6分)化学兴趣小组的同学用如下图所示装置做中和反应实验,请按要求回答问题。

(1)向盛有氢氧化钠溶液的烧杯中滴入酚酞溶液,溶液变为红色,此时溶液的pH    7(填“>”或“<”或“=”),用胶头滴管吸取盐酸逐滴加入烧杯中,并不断用玻璃棒搅拌,当溶液刚好由红色变成   色时,恰好完全中和,停止加入盐酸,该反应的化学方程式为     。 

(2)实验(1)中,某同学又多加了几滴盐酸,这时溶液显   性,此时溶液中的溶质为      

考点:中和反应及在实际中的应用酸的性质碱的性质
题型:填空题



After its (1) to the (2) in 2001, China has taken steps towards opening up its (3) . As a condition for joining the WTO, China (4) itself to a (5) of trade liberalization, including the reduction of tariffs on cars and agricultural products. These tariffs reductions are both (6) and there is (7) for China to (8) at a faster pace.
A (9) of (10) and a more rapid and profound reduction of import tariffs would (11) of those Chinese consumers who would (12) imported products at lower prices. Second, a higher (13) into China would take away much upward pressure on the Renminbi and provide a true and lasting (14) to solving current global (15) . Indeed, even a modest (16) in the opening-up process would go a long way towards solving the problem.
The opening up of China’s markets to international competition should (17) deep reforms. Banks should be recapitalized, bad loans provisioned fully and state-owned companies’ runaway indebtedness (18) . Only when real progress in these areas is made should China begin to consider a reform to its (19) . Doing it any earlier would be highly (20) .

题型:填空题

内部控制的核心是有效防范洗钱风险,因此在建立内部控制时必须以审慎经营为出发点,充分考虑各个业务环节潜在的风险,通过适当的程序、措施避免或减少风险。

题型:填空题

国际货币基金组织(IMF)专家对过去几十年世界经济增长相关数据进行研究之后表示,中国经济发展对世界的影响不断增强,中国经济连续5年增长1%,就能够拉动世界经济增长0.4%。这说明                                                              [ ]

①我国经济增长迅速,综合国力不断增强

②中国已成为推动世界经济持续发展的重要力量

③中国已经步入发达国家行列

④世界经济的发展离不开中国

A.①②③

B.②③④

C.①②④

D.①③④

题型:填空题

简述高速机构的装配修理特点。

题型:填空题

担保人不履行担保义务,致使被担保人逃避行政拘留处罚的执行的,由公安机关对其()以下罚款。

A.3000

B.1000

C.5000

D.2000

更多题库