第2 题:依据 “The new smartwatch collects sweat from the skin and checks it all the time. It has some special chips. They can check electrolyte levels in the user's sweat” 可知,新的智能手表通过从皮肤上收集汗水并一直检测,也就是选项 B “通过收集和检测汗水” 来检测电解质。答案是 B。第...
< 如何区分电解质和非电质、强电解质和弱电解质.txt(How to differentiate electrolyte and non-electric, strong electrolyte and weak ele搜索 阅读原文 下载APP
The result is that the size and mass of these bones continue to decrease as long as you remain in zero gravity, at a rate of approximately 1 percent per month. These changes in bone mass make your bones weak and more likely to break upon your return to Earth's gravity. In addition to...
2. Why does old urea appear to be a weak electrolyte? Describe the fundamental difference between ion-exchange and size-exclusion chromatography. Distinguish between the terms solute and solvent. How does biochemistry differ from organic chemistry? In general, how does the density of organic ...
For a non 1:1 weak electrolyte, explain why the definition of equivalent conductance no longer holds. Explain how holes conduct electricity. Explain how fission can be used to generate electricity. Why do some electrochemical cells employ inert electrodes such as platinum? Explain why some elect...
Howtodiscuss is a discussion platform to share your thoughts about any topic. How to discuss was built with an ambition to allow people to discuss & share knowledge and information about a vast variety of topics. This platform was built in 2019 by a yo
could be at risk of having a severe infection due to a weak immune system, it’s important that you avoid exposing them to the virus while you are still contagious. People who are at high risk include infants, young children, adults over age 60, and anyone who has a weak immune system...
widen and their hearts pump more easily, thus lowering their pressure. Most water pills have some side effects, such as loss of too much potassium, an electrolyte your body needs to prevent muscle weakness and irregular heartbeat. Doctors can counteract that by giving you a potassium supplement...
Do you crave a sweet treat after every meal? Or at the same time every day? Are you asking yourself questions like, “Why am I craving sugar?” Or perhaps more to the point, “Why am I craving sweets over savory foods?” Sugar cravings are common, but what does it mean when you...
a patient may be too weak or deconditioned to perform a stress test. In that case, the doctor can administer medications that simulate the heart activity during exercise. The patient remains stationary. The doctor may also use nuclear imaging or ultrasound to visualize the behavior of the heart...