simplest formula for potassium chlorate, KClO3, tells us that in that compound, for every K atom there is a Cl atom and three O atoms. The K:Cl atom ratio is 1:1 and the K:O ratio is 1:3. An important job of the chemist is to find the simplest formulas of any new compound he...
The chemical formula of a compound is X2Y3. If there are 12 atoms of Y, how many atoms of X are there? A. 6 atoms B. 8 atoms C. 10 atoms D. 12 atoms 相关知识点: 试题来源: 解析 B。由化学式 X2Y3 可知,X 和 Y 的原子个数比为 2:3,Y 有 12 个原子,设 X 有 x 个原子,...
百度试题 结果1 题目What is the empirical formula of a compound that contains 27.0% S,13.4% O, and 59.6% Cl by mass? ___ 相关知识点: 试题来源: 解析 SOCl2 反馈 收藏
What is the formula for the compound formed by the sulfate ion {eq}\displaystyle (SO_4^{2-} ) {/eq} with the cations; Calcium, Cu(I), Ammonium, and Fe(III)? Formation of a Molecule: A molecule is formed by either combining the con...
化学专家请进(Periodicity 0004)How can you tell from the formula of a compound if it is an acid in organic and inorganic chemistry respectively. List exception, if any.Thanks. 相关知识点: 试题来源: 解析 Usually, the acid is defined as the substances that give H+ out....
Answer to: What is the empirical formula for a compound if 300 grams of it are known to contain 82.4624 grams of Mo, 45.741 g of Cl, and the rest...
aoperation derived astigmatism 操作获得的散光[translate] afor the next stage.[translate] a海关还没有放行,因为他们认为我们文件有做假. The customs have not allowed to pass, because they thought our document has cheats.[translate] a新配方 正在翻译,请等待...[translate] ...
A COMPOUND OF FORMULA (I)A compound of formula (I), or a pharmaceutically acceptable salt or a stereoisomer thereof: wherein, R1 and R2 may be the same or different and independently be a C1-6 alkyl.BAOSHUN LIU
Process for producing a fluorinated complex compound, and a fluorine-containing organic compound using the same of the (-CF The present invention has the formula (1a): [In the formula, M ] In the fluorine-containing organometallic compound represented, and ... 健二 足達,足達 健二,俊 柴沼,...
(chemistry) A symbolic expression of the structure of a compound. H2O is the formula for water. Formulation The act or process of creating or devising something. The formulation of a plan took weeks. Formula A plan or method for dealing with a problem or for achieving a result. The compan...