Oxides are binary compounds, that is, formed by just two chemical elements, the most electronegat...
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read moreHalogenation reactions are a type of organic substitution reaction, that is, those in which a ato...
read moreTHE silica is a hard compound, the silicon dioxide (SiO2), which forms macromolecules in which ea...
read moreAluminum is obtained through metallurgical processes. Metallurgy is an area that studies the tran...
read moreNox (oxidation number) is the charge an element acquires when making an ionic bond, or the partia...
read moreWhen we prepare an aqueous solution of Ammonium Nitrate (NH4AT THE3) we can see that its pH is be...
read moreAs explained in the text Addition Reactions, these organic reactions usually occur with compounds...
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read moreOxidation-reduction reactions that occur in the presence of hydrogen peroxide (aqueous solution o...
read moreThe wave of protests against the increase in public transport fares that began in São Paulo and s...
read moreOne buffer solution it is a mixture used to prevent the pH or pOH of the medium from changing whe...
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