Chemistry

In chemistry, a mixture It is a combination of at least two substances, in equal or variable proportions, without there … Read more

The Periodic table of elements It is a table in which all the chemical elements known to man are arranged, … Read more

The solidification It is a physical process that leads matter from a liquid state to a solid state, by altering … Read more

The nucleic acids They are the fundamental polymers for the construction of life. They are gigantic chains of molecules (monomers) … Read more

The oxysale, oxosalts or ternary salts are compounds resulting from the union of a cation of a metallic element (sometimes non-metallic), … Read more

A chemical substance It is all matter that has a defined chemical composition and whose constituent elements cannot be separated … Read more

In general, when talking about states of the materials we refer to three large groups: solid, liquid and gaseous (although … Read more

The matter it can be found in three states of aggregation: solid, liquid or gaseous (although a fourth state is … Read more

Is named chemical base to all substances that, when dissolved in water, liberate hydroxyl ions (OH–). For instance: calcium hydroxide, … Read more

The deposition is the transformation of a gas into a solid. It is a thermodynamic process, that is, it originates … Read more