百度试题 结果1 题目In chemistry, NaCl is the chemical formula for? A. Sodium carbonate B. Sodium chloride C. Sodium chlorate D. Sodium chlorite 相关知识点: 试题来源: 解析 B。NaCl 是氯化钠(Sodium chloride)的化学分子式。反馈 收藏
沸点+1413 ℃ 密度+2.165 g/cm³ Standard Enthalpy of Formation-234.8 kJ/mol Standard Molar EntropySolid+72.1±0.05 J/(mol K) Solubility at+25 ℃+360 g/kg Refractive Index+1.544202 Structure of 氯化钠 Oxidation Numbers of NaClLewis Structure of NaCl ...
Molecular Formula Condensed Formula Structural Formula Empirical Formula There are many examples of chemical formulas that most high schoolers have witnessed in textbooks or other places. This includes examples such as: NaCl (table salt) {eq}CH_{4} {/eq}(methane) {eq}C_{6}H_{12}O_{6} ...
Molecular Formula Condensed Formula Structural Formula Empirical Formula There are many examples of chemical formulas that most high schoolers have witnessed in textbooks or other places. This includes examples such as: NaCl (table salt) {eq}CH_{4} {/eq}(methane) {eq}C_{6}H_{12}O_{6} ...
化学公式(Chemicalformula)ThefrontpageofBaidu|Baiduknow|loginNewspagebar,knowMP3pictures,videoEncyclopediaHelpSetupGeneralreviewdataofChemistryoncept:Chemicalchange:changesinothersubstancesareproducedPhysicalchange:nochangeintheformationofothersubstancesPhysicalproperties:propertiesthatdonotrequirechemicalchanges(,state,...
Multiply the number of atoms times the atomic weights to get the total mass of each element 5. Add the total masses of all the elements. Examples: 1. Calculate the formula weight of sodium chloride, NaCl. Answer: Set up a table listing the elements in the compound, the number of atoms...
Express the answer as a chemical formula: K^+ and C_2O_2^{-4} Express the answer as a chemical formula: NH^{+4} and C_2O_2^{-4} What principle do we use in writing the formula of an ionic compound such as NaCl or MgI2? How do we know that...
Common chemical formulae in high school chemistry 1, oxidation: F2 + H2 = 2HF F2 +Xe (excess) ===XeF2 2F2 (excess) +Xe===XeF4 NF2 +2M===2MFn (representing most metals) 2F2 +2H2O===4HF+O2 2F2 +2NaOH===2NaF+OF2 +H2O F2 +2NaCl===2NaF+Cl2 F2 +2NaBr===2NaF+Br2 F2...
The chemical name for common table salt is sodium chloride. The periodic table shows that the symbol for sodium is Na and the symbol for chlorine is Cl. The chemical formula for sodium chloride is NaCl. The chemical name for a dry-cleaning solvent is carbon tetrachloride. The symbol for car...
The chemical formula of a compound is a symbolic representation of its chemical composition. Chemical formulae provide insight into the elements that constitute the molecules of a compound and also the ratio in which the atoms of these elements combine to form such molecules. For example, the ...