Now showing items 1-10 of 26
Lección de Química # 17 Equilibrio químico
In a chemical reaction when the concentrations of reactants and products do not change over time, is known as the chemical equilibrium, in this case the speed of forward and reverse reactions are the same
Lección de Química # 22 Equilibrio iónico
weak acids and bases in aqueous solution present ion chemical balance and it is vital for many biological and industrial processes where water is used.
Lección de Química # 3 Reacciones químicas
nomenclature and assignment of oxidation numbers in compounds substances by systematic, stock and traditional methods.
Lección de Química # 26 Electroquímica
The electrolytic cell is a device used for reactions that require electrical energy to occur.
Lección de Química # 24 Reacciones ácido base
Gaseous detachment, precipitation, warming and color change, are evidence that there was a chemical change process, but some reactions do not generate such changes as is the case of an acid base reaction, in this case a ...
Lección de Química # 18 Equilibrio químico
The relationship between the concentrations of the reactants and products in an equilibrium reaction is known as equilibrium constant, in terms of concentrations is called Kc. And depending of the pressure in gaseous systems ...
Lección de Química # 8 Estequiometria
The stoichiometry is the area of chemistry takes care of the quantitative ratios in a chemical reaction, that is the ratio between the quantities of reactive substances or produced.
Lección de Química # 4 Enlace químico
In covalent bonds the nuclei involved share electrons.
Lección de Química # 15 Equilibrio químico
Chemical equilibrium when the rate of reaction of a reactive product equals the reaction rate of reactive products.
Lección de Química # 25 Electroquímica
The electrochemical reactions are chemical reactions that need or produce electricity.