What is the chemicalfor oxygen?A. symbolB.stageC.step 相关知识点: 试题来源: 解析 【解析】【答案】A【核心短语/词汇】symbol:符号【翻译】氧气的化学物质符号是什么吗?【解析】A.符号B.阶段C.步骤。根据句意“氧气的化学是什么吗”及选项可知,此处应填入“符号”,故答案为A。
百度试题 结果1 题目What is the chemical symbol for oxygen? A. O2 B. O3 C. O D. OH 相关知识点: 试题来源: 解析 C. O
习题:选择合适的词组完成句子:(1) ___ (What/How) is the chemical symbol for oxygen? - It is O. (2) ___ (What/How) is the largest planet in our solar system? - It is Jupiter.相关知识点: 试题来源: 解析 答案:(1) What (2) What 通过以上习题的答案,同学们可以更好地理解和掌握七年...
The chemical element with atomic number 8 is oxygen. What is the abbreviation for oxygen? A. Oy B. O C. Od D. Og 相关知识点: 试题来源: 解析 B。氧元素的英文是 oxygen,其缩写形式是 O。选项 A“Oy”不是氧元素的正确缩写;选项 C“Od”一般不是任何化学元素的缩写;选项 D“Og”一般不是...
The chemical reaction for cellular respiration is: Oxygen + Glucose = Water + Carbon Dioxide + ATP To do cellular respiration, cells need oxygen and... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our exp...
What is the chemical reaction when copper is oxidized? A. Copper + Oxygen → Copper oxide B. Copper + Hydrogen → Copper hydride C. Copper + Nitrogen → Copper nitride D. Copper + Carbon → Copper carbide 相关知识点: 试题来源: 解析 A。解析:铜氧化时,铜与氧气反应生成氧化铜,这是铜氧化...
Earth is a biosphere, with complementary systems integrated to produce and sustain life. Plants and animals are the two primary systems in the biosphere's cycle of life, with plants "exhaling" oxygen through photosynthesis and animals inhaling oxygen thr
What is the correct chemical equation for the reaction between iron and oxygen? A. Fe + O₂ = Fe₂O₃ B. 2Fe + O₂ = 2FeO C. 4Fe + 3O₂ = 2Fe₂O₃ D. 3Fe + 2O₂ = Fe₃O₄ 相关知识点: 试题来源: ...
What does a subscript indicate in a chemical formula? What is the common name for this molecule? What are the classifications of chemicals? Which chemical element has the shortest name? What is the chemical formula for oxygen? What is nomenclature in organic chemistry?
Oxygen is a colorless, odorless, tasteless gaseous chemical element which appears in great abundance on Earth, trapped by the atmosphere. Many people are familiar with oxygen, because it is a vital component of the respiration process; without it, most organisms will die within minutes. A number...