When we boil water, it turns into steam. Why does this happen? A. Water absorbs cold. B. Water releases heat. C. Water absorbs heat. D. Water is not affected by heat. 相关知识点: 试题来源: 解析 C。水煮沸变成蒸汽是因为水吸收了热量。A 选项水吸收冷错误;B 选项水释放热量不是变成蒸汽...
If you’ve ever visited China, you are probably surprised by people drinking boiled water. Some might tell you boiling water removes harmful bacteria that could potentially make you sick. But this doesn't explain the practice of boiling bottled water!
Adding the same amount of heat to two different objects does not necessarily produce the same increase in temperature. Why not? When we boil any liquid, for example, if we are boiling water then hot water comes at the surface of the ...
Why does water boil at 212F?A brief explanation of why water boils at 212 degrees farenheit, as well as a number of classroom experiments regarding the boiling point, are presented.doi:http://researchrepository.murd...
boiling of water, as it’s an integral part of cooking. You put water in a container, keep it on the stove, and cover it (for maximum utilization of heat energy). However, when the water starts to make noise and the cover begins to tremble, you know that the water has successfully ...
Why does water boil at a higher temp then NH_3 when they are both dipoles? Why does ice have a lower density than liquid water? Why does evaporation cause cooling? Explain why the temperature gradually drops as a mixture is in the process of freezing. Why should you never heat a cool...
Why Does Water Evaporate at Room Temperature? What Happens In The Milk When Heated? The constituents of milk must interact with each other to make the nice, stable liquid that we see and drink, but the way they behave with each other changes when they are heated. ...
百度试题 结果1 题目2. -Why do you boil water at this time?-I'm very hungry. I want to have noodles 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Why does water boil at a higher temperature than butter, which is non-polar? Explain why 1-hexanol would be soluble or insoluble in water. Is CO_2 polar? What about COS? Explain. Explain why you can dissolve Ni(OH)2 in aqueous ammonia. ...
(Fun fact, water temperatures in recent La Niña years have been hotter than El Niño years in previous decades, according to NOAA.) And, of course, hurricane damage will only be increased by rising sea levels linked to warming sea water (H2O expands when heated— boil a kettle of tea...