Does salt water gargle kill bacteria? “Saltwater rinses kill many types of bacteria via osmosis, which removes the water from the bacteria,” Kammer says. “They're also good guards against infection, especially after procedures.” How long should you gargle salt water?
解析 A关键词(句):mix up:混合翻译:-我应该先做什么?-先在水上放一些盐,然后把它们混合。mix up:混合,如果加代词时,代词应放在中间。故B,D错误。it:它;them:它们,根据句意:-我应该先做什么?-先在水上放一些盐,然后把它们混合。答案:A 反馈 收藏 ...
B. It dissociates into sodium ions and chloride ions. C. It turns into gas. D. It remains unchanged. 相关知识点: 试题来源: 解析 B。中文解析:“When salt is dissolved in water, it dissociates into sodium ions and chloride ions.”,盐溶解在水中会解离成钠离子和氯离子。
One way to get salt is to place seawater in a shallow basin and leave it until it evaporates(蒸发). 【小题2】 Much gold and silver drift dissolved in the waters of the sea, too. But the sea does not give them up by simple evaporation. Other gifts from the sea...
Salt water pools and traditionally chlorinated pools, both require regular maintenance. The free chlorine, pH, calcium hardness, cyanuric acid and the total alkalinity need to be tested and regulated regularly. According to blog.poolproducts.com commercial pool operators keep daily logs and test the...
What does the author say about pre-kindergarten education?It should cater to the needs of individual children. 出自-2016年6月阅读原文 What about supply? The three environmental trends—the shortage of fresh water, the loss of topsoil and the rising temperatures—are making it increasingly hard to...
First, we need to pour some water into the beaker. Then, we add a little salt. What should we do next? A. Add some sugar. B. Stir the mixture. C. Put in more water. D. Take out the salt. 相关知识点: 试题来源: 解析 B。解析:按照实验步骤,先倒水再放盐,下一步应该搅拌混合物...
You do an experiment. First, you pour water into a cup. Then, you add some salt. What do you do next? A. Put the cup in the sun. B. Stir the mixture. C. Take out the salt. D. Add more water. 相关知识点: 试题来源: ...
It is very dangerous to go through this place, for there are no marks of the right road, but some heaps of salt, which we could not see. View in context Men shoot us in the water and club us on the land; Men drive us to the Salt House like silly sheep and tame, And still we...
Professional Assessment of Salt Water Damage When a home is damaged by salt water, it needs a professional assessment. It may be salvageable if it hasn’t incurred major damage from storm surge, debris, or fire, but first it may need to be flushed with clean water, pumped, and dried. On...