化学与科学、技术、社会、环境密切相关，下列有关说法不正确的是_刷题宝

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化学与科学、技术、社会、环境密切相关，下列有关说法不正确的是（）

A：墨水是一种胶体，不同墨水混用时可能使钢笔流水不畅或者堵塞

B：持续加热到一定温度能杀死甲型H1N1流感病毒是因为病毒的蛋白质受热变性

C：洁厕液与84消毒液混合洗厕所可以达到洗涤和消毒杀菌的双重功效，对人体不可能造成伤害

D：用¹³C示踪原子法可以进行幽门螺旋杆菌的精确检测

上一题下一题 0.0难度选择题更新时间:2019-07-21 08:44:36

答案(点此获取答案解析）

D

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老师在课堂上做了一个有趣的实验（如图所示）：在烧杯A中装入20mL蒸馏水，滴入2﹣3滴酚酞试液，观察到所得液体是无色的．在B烧杯中装入10mL浓氨水，用一只大烧杯将A、B两个小烧杯罩在一起．几分钟后，同学们看到了小烧杯A中的溶液变成红色．

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What are the most successful movies?
American movies are the most popular around the world. The most successful movies of the twentieth century wad Titanic. People around the world paid almost $2 billion, and they saw the famous ship sink again. Titanic was more popular than Star wars. This Star Wars film made almost $1billion in the late 1990s. Close behind this was Jurassic Park, a film about dinosaurs. And it’s interesting that Titanic was also the most expensive film: it cost $200 million to make.

Which is the world’s most popular sport?
The world most popular sport is or soccer．It’s more popular than football，basketball，or baseball．FIFA has 4.1 million teams，and 200 million players in l90 countries around the world．More than one billion people watch the World Cup Final on TV every four years. In the United States，soccer is not the most popular for spectators(观众)，but it is the most popular sport for kids and teens．About 3 million Americans under the age of nineteen play soccer．

What are the largest shopping malls?
The largest shopping mall in the world is the West Edmonton Mall in Edmonton，Canada．The mall has more than 800 retail stores，including eight department stores．There is also a 335‘room hotel·It’8 much；larger than the 8econd largest mall in the world：this is the mall of America in Bloomington，Minnesota．The US mall has 400 stores. Its amusement attractions include a roller coaster. Some people spend their vacation at this mall．But in the future，the biggest stores probably are going to be on the computer：some online malls already say that they have stores in l00 countries·

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维生素和无机盐在人体中需要量虽然很少，却起着“人体运作的润滑剂”和“健康的基石”的作用．下面所列物质与缺乏症，不相符的是（　　）

	A	B	C	D
物质	维生素A	维生素B1	钙	铁
缺乏症	夜盲症	脚癣病	佝偻病	贫血症

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下列说法不正确的是（）

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大公鸡喔喔啼，从村里走出了43个人。27个人去上工，9个人去上学，大约还有几个人去做其他事？先估计一下再计算。

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