The coordinating compounds are basically characterized by an ion of a block d metal, called Lewis acid surrounded
The main objective of this work is to produce gypsum and ecological paint with residues of eggshells. Furthermore, we know that reuse
Silver nitrate (AgNO3) is a routine reagent in Laboratories of Molecular Genetics and Cytogenetics, thereby resulting in large amounts of residues.
Minerals are natural chemicals, which have an orderly internal structure, and certain constant characteristics that allow
Mining is the extraction activity of a mineral good from the earth's crust. Niobium (Nb) is element no. 41 in the periodic...
Having the name derived from the Latin word Argentun, silver (Ag) is a transition metal that has high electrical conduction and corrosion resistance
Mining is the activity carried out that aims to remove a mineral good from the earth's crust, representing about 5% of Brazil's GDP in 2014
Usually found in a solid state, manganese (Mn) is a metallic substance, it is one of the most abundant elements of the earth's crust
In recent years much of the oil reserves discovered in Brazil, this is heavy oil of low level API (< 20th)
The 21st century, the era of globalization, where the information is obtained through a few mouse clicks exploring the universe called internet