• Who was Dimitri Mendeleev?

    Dimitri Mendeleev Dimitri Mendeleev was one of the most relevant chemists of his time , and is currently very renowned thanks to the creation of…

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  • What is actinium?

    Actinium The actinium can be found in solid form in nature, it has a visual aspect of silver. The atomic number is 89 and its chemical symbol is Ac . Actinium’s melting point…

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  • What is germanium?

    Germanium The world that surrounds the human being is made up of tangible and intangible elements , that is, by things that can be seen and vice versa. The mathematical conforms to…

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  • What is molybdenum?

    Molybdenum The molybdenum is an element of the second series of recognized transition essentiality within certain processes . It is in the nature  in amounts relatively large in comparison to other elements metal but freeform ,…

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  • What is selenium?

    Selenium The selenium is a trace element  which may be organic in some foods such as vegetables, fruits and cereals. It has even been studied…

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  • What is vulcanization?

    Vulcanization The vulcanization is a process by which heat is obtained rubber oil in the presence of the sulfur in order to make it a more material hard and the…

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  • What is a dissolution?

    Dissolution The term solution refers specifically to the action and effect of dissolving , in other words, to separate what was connected somehow to mix so homogeneous the molecules found in a substance in a liquid. In…

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  • What is the Le Châtelier principle?

    Le Châtelier Principle The principle of Le Chatelier is an observation that is performed on the chemical equilibria occurring in the different reactions . This principle states that changes in the temperature,…

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  • What is leaching?

    Leaching The term leaching is a word that comes from the Latin language ” Leaching, -ae “ , a word that is a feminine noun and that has the…

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  • What is solubility?

    Solubility Every time we mix a substance with a solvent , we can have several results. The determining factor to obtain these results is the solubility of the substance,…

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