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Moléculas e Compostos
Everything in the universe is made up of matter, and matter is composed of a combination of elements. An atom is the smallest unit of an element…
Fórmulas Químicas
A chemical formula presents information about the proportions of atoms constituting a particular chemical compound or molecule, mainly using symbols…
Modelos Moleculares
Physical models representing molecular architectures of chemical compounds play essential roles in understanding chemistry. The use of molecular…
Classificação de Elementos e Compostos
Pure substances consist of only one type of matter. A pure substance can be an element or a compound. An element consists of only one type of atom,…
Compostos Iónicos: Fórmulas e Nomenclatura
An element composed of atoms that readily lose electrons (a metal) can react with an element composed of atoms that readily gain electrons (a…
Compostos Moleculares: Fórmulas e Nomenclatura
Molecular compounds or covalent compounds result when atoms share electrons to form covalent bonds. Since there is no electron transfer, molecular…
Compostos Orgânicos
All living things are formed mostly of carbon compounds called organic compounds. The category of organic compounds includes both natural and…
Conceitos de Massa Molar e Moles de Compostos
Chemical formulas represent the elemental makeup of substances. For covalent compounds, the formula represents the numbers and types of atoms…
Determinação Experimental de Fórmulas Químicas
The elemental makeup of a compound defines its chemical identity, and chemical formulas are the most concise way of representing this elemental…
Equações Químicas
Chemical equations represent the identities and relative quantities of substances involved in a chemical reaction. The substances undergoing reaction…
Utilizando voltametria cíclica, UV-Vis-NIR e Spectroelectrochemistry EPR de analisar compostos orgânicos
Cyclic voltammetry (CV) is a technique used in the analysis of organic compounds. When this technique is combined with electron paramagnetic…
Síntese de nanopartículas bimetálicas Pt/Sn-baseado, em líquidos iônicos
We demonstrate a method for the synthesis of bimetallic nanoparticles consisting of Pt and Sn. A synthesis strategy is used in which the particular…
Conjunto interativo de modelos moleculares com impressão 3D
With the growth in accessibility of 3D printing, there has been a growing application of and interest in additive manufacturing processes in chemical…

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