What is the state of water at room temperature? A. solid B. liquid C. gas D. plasma 相关知识点: 试题来源: 解析 B。在室温下,水是液态。水在 0 摄氏度以下是固态;100 摄氏度以上是气态;通常情况下不是等离子态。本题考查物质的状态。
7 At room temperature and pressure, H2O is a liquid and H2S is a gas.What is the reason for this difference?C A O has higher first and second ionisation energies than S. B The covalent bond between O and H is stronger than the covalent bond between S and H. C There is significant...
What do I need to know about gas and bloating?Gas is air that collects in your digestive system (stomach or intestines). Bloating is the tight, full feeling you get from too much gas.What are common causes for gas and bloating?Swallowing air while you eat, drink, chew gum, or smoke ...
Elkem's silicones aims to provide easy accessibility to our products through our network of distribution and channel partners for the convenience of our customers. More about this topic Contact us Take your business to the next level by partnering with a world-leading material manufacturer. ...
2. What are the speakers talking about? A. A new book. B. A morning paper. C. An African teacher. 3. How does the woman probably feel now? A. Regretful. B. Anxious. C. Confused. 4. Where does the conversation take place?
Design parts, assemblies, or systems with the need to optimize fluid or gas behavior where physical prototypes just aren't feasible. Small- and large-scale simulations on fluid systems such as HVAC, datacenters, wind tunnels, and pipe designs are the most efficient options for finding optimal ...
vacuums, the concept of temperature begins to break down, so it's not quite as straightforward as that. Thermodynamic temperature is a statistic that can only be described meaningfully in the thermodynamic limit (i.e., assumes many particles are present). Since a vacuum is a rarefied gas ...
According to the IRS, the new law is not intended to track personal transactions such as birthday gifts, gas money from a friend or bill payments between family members. But they may be included erroneously on a Form 1099-K. If you receive a 1099-K and it includes a personal payment, ...
If you notice a gas odor when opening the oven, start by ventilating the area. Turn off the oven, open windows and doors, and let the room air out for a few minutes. Sometimes, the odor is due to residual gas from the previous use. ...
Do not eat foods that cause gas if you have bloating. Examples include broccoli, cabbage, beans, and carbonated drinks. Do not have foods or drinks that contain sorbitol or fructose if you have diarrhea or bloating. Some examples are fruit juices, candy, jelly, and sugar-free gum. Do not...