【简答题】1.What is the empirical formula of the following compounds? a. a liquid containing 2.0g of hydrogen, 32.1g sulfur and 64.0g oxygen. b. a white solid containing 4.0g calcium,3.2g oxygen,0.2g hydrogen. c.a white solid containing 0.243g magnesium and 0.71g chlorine。 2. 3.888g...
题目 What is the empirical formula of a compound that is 64.8% C, 13.6% H, and 21.6% O by mass? A.C 4 HO 1B.C 5 HO 2C.C 8 H 20 O 2D.C 5 H 14 O 1E.C 4 H 10 O 1 相关知识点: 试题来源: 解析 E 反馈 收藏 ...
What is the empirical formula of a compound that contains 2.1% H, 65.3% O, and 32.6% S by mass? What is the empirical formula of a compound that contains 30.4% N and 69.6% O by mass? What is the empirical formula of a compound which contains 84.4 % C and ...
What is the empirical formula of a compound that is .8% C, 13.6% H, and 21.6% O by mass? A. C 4 HO 1 B. C 5 HO 2 C. C 8 H 20 O 2 D. C 5 H 14 O 1 E. C 4 H 10 O 1 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 ...
What is the empirical formula for iron oxide? Iron Oxide: Iron oxide, also called ferrous oxide, forms when the metal iron reacts with oxygen in the atmosphere. Most people are familiar with iron oxide as rust, but it can also be found in the body, helping to form the hemoglobin we ne...
The empirical formula of a compound is not its true formula because this only shows the lowest ratio between the component elements. However, in some cases, the empirical formula of the compound also becomes the true formula of the compound i.e. {eq}H_2O {...
What is the empirical formula of a compound that contains 49.4 % K, 20.3 % S, and 30.3 % O by mass?A.KSO3B.K2SO3C.KSO4D.KSO2E.K2SO4的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线
Cyclopentene is a chemical compound with the formula (CH₂)₃(CH)₂. It is a colorless liquid with a petrol-like odor. It is one of the cycloalkenes. Cyclopentene is produced industrially in large amounts by steam cracking of naphtha. It has few applications, and thus is mainly used...
Question: Question 78What is the empirical formula for a compound that contains 1.33gC,0.519gN, and 0.148 g H ? There are 3 steps to solve this one.
Empirical formulas do not indicate the precise structure of a molecule. Acetylene and benzene, for example, are hydrocarbons that contain equal numbers of carbon and hydrogen atoms, so the empirical formula of each is CH. Acetylene’s molecular formula is C2H2, while benzene’s is C6H6. They ...