Passage 4KEY P140新鲜度难度:体裁:说明文话题:科普知识建议关键词:salt时间短文词数:298正确率:/56分钟If you live in a place that has lots of snow and ice in the winter,then you have probably seen the highway department spreading saline on the road to melt the ice. You may also have used...
So, if you’re using table salt, also known as sodium chloride (NaCl), to melt ice, the salt will dissolve into separate sodium ions and chloride ions. Often, however, cities use calcium chloride (CaCl2), another type of salt, on their icy streets. Calcium chloride is more effective at...
SALT, used as food preservation in the Middle Ages; you are not just a content creator but an innovative, diligent team player. SALT, used to melt the hardness of ice during the winter months; positively, you keep London moving in the face of uncertainty. ...
Some interesting science occurs when you mix salt and ice. Salt is used tohelp melt iceand prevent it from re-freezing on roads and walkways, yet if you compare themelting of ice cubesin fresh water and salt water, you'll find ice actually meltsmore slowlyin the saline and the temperatur...
How does road salt work in the winter?An explanation of how salt is used in the winter to melt ice on roadways. See all videos for this article When applied tosnoworice, salt lowers themelting pointof the mixture. Thus, large amounts are used in northern climates to help rid thoroughfar...
It is used in making glass and airplane parts, in the growing of crops, and in the killing of weeds(杂草). It is also used to make water soft, to melt(融化) ice on roads and highways, to make soap, and to fix colors in cloth.Salt can be got in various ways besides being taken...
6. When the roads freeze (结 ) in winter, workers s salt on them to melt the ice. 相关知识点: 试题来源: 解析 【答案】spread【核心短语/词汇】spread:撒【翻译】当冬天路面结冰时,工人们会在上面撒盐化冰。【解析】根据句意:当冬天路面结冰时,工人们会在上面撒盐化冰。可知此处填“撒”,spread:...
其实,任何溶于水的物质都可以使冰融化。 You could pour sugar on ice and it will melt. 把糖洒在冰上,冰也会融化。 But I guess since salt is cheaper it's used more often. 但是我想也许由于盐比较便宜,所以经常被使用。 扫描二维码进行跟读打分训练 英中...
It is used in making glass and airplane parts, in the growing of crops, and in the killing of weeds (杂草). It is also used to make water soft, to melt (融化) ice on roads and highways, to make soap, and to fix colors in cloth. Salt can be got in various ways besides being...
How Does Salt Melt Ice? (video)