What family is helium in?Question:What family is helium in?Helium:Helium is one of the known chemical elements. Its symbol is 'He' and it has an atomic number of 2. The name helium comes from the Greek word helios, which means 'sun.' It earned this name because it was first discover...
aHELIUM 氦气[translate] aThis is a friendly reminder of your interview on Wednesday 20th November at 3pm at the Allianz Stadium. 在星期三这是您的采访一个友好的提示11月20日在3pm在Allianz体育场。[translate] aI'am hear,I'am hear for you!. I'am听见, I'am为您听见!。[translate] ...
Which chemical element has the symbol Na? What is bohrium's atomic mass number? What is the symbol for californium? What chemical element has the symbol S? What is a nuclide symbol? What is the chemical symbol for helium? What is the chemical symbol for copper?
andfoodforless. Kyrgyzstan,$25/day Kyrgyzstanisthechoiceformosttravelers interestedintryingoutCentralAsia,and most well-suitedtotravelersofallbudgets.Foodis cheap,soisgettingaroundusingtheminibuses. Youcanfindhostelsandlocalhomestaysforless than$10.Mealscost$4—$8perday. Romania,$33/day Ifyouareplanni...
1、What is the smallest identifiable piece of a program source? A、Lexeme B、Keyword C、Token D、Handle Answer:A 2、What was the last battle of the Napoleonic Wars? A、Battle of the Nile B、Battle of the Trafalgar C、Battle of Waterloo ...
What Is Mesothelioma? Mesothelioma is an aggressive disease that develops in the thin layer of tissue called the mesothelium, which covers many of the body’s internal organs. Unlike most cancers, mesothelioma doesn’t usually form as a single tumor. This makes it harder for doctors to ...
aOr the hair band might belong to 或头发带也许属于[translate] aWhen you plan to go to a party ,you may think about the gift for the party 当您计划去党时,您可以考虑礼物为党[translate] aWake up every day the first thing is to want to sleep. 叫醒每天第一件事是想要睡觉。[translate] ...
the letter or letters standing for a chemical element or a character in musical notation The chemical symbol for helium is He The symbol r in Figure 5 represents a gene which is ineffective Type Characters or letters that are printed or shown on a screen Bold type Symbol A thing that ...
a脉冲放电氦离子检测器 Pulse electric discharge helium ion detector[translate] a对我来说,集邮是一项爱好而不是一种投资 But to me, the stamp collecting is a hobby is not one kind of investment[translate] aResizable 可重新调整[translate]
19. **问:What is the sun made of?** -答:The sun is made mostly of hydrogen and helium. 20. **问:What is the weather like today?** -答:The weather is sunny and warm today. 21. **问:What do plants need to grow?**