【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...
结果1 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 1 B. C 5 HO 2 C 8 H 20 O 2 D. C 5 H 14 O 1 E. 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 for a compound containing 88.8% copper and 11.2% oxygen?Empirical Formulas:Empirical formulas are the molecular formulas using the smallest possible ratios of atoms to each other. Molecular formulas contain the actual quantities of each type of atom in a compound. ...
What is the empirical formula? 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...
Empirical Formula: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...
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
What is the empirical formula of silver oxide?Empirical Formulas:Chemists use empirical formulas to find simple ratios between the different elements in a molecule. When they need to find out the mass percent composition, how much of the total mass is contributed by each element in the molecule...
A sample of an unknown biochemical compound is found to have a percent composition of 36.10% carbon,5.30% hydrogen,10.53% nitrogen and the balance oxygen.What is the empirical formula for this compound 这道题我的思路不是特别清楚,我总是算不对数.老师的提示是:In order to avoid errors due to ...
What is the empirical formula of the following ? (i) Fructose(C6H12O6)found in honey (ii) Caffeine(C8H10N4O2)a substance found in tea and coffee. View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Cla...
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