#### Exercises on Solutions (with commented template)

Test your knowledge of chemical solutions with the 10 questions Next. Check the comments after th...

#### Exercises on atomic structure (with commented template)

Test your knowledge with the 10 questions then on atomic structure. Check the comments after the ...

#### Triangle: all about this polygon

Triangle is a polygon with three angles, sides and vertices, which belong to the same plane. This...

#### Exercises on Kingdom Plantae

Test your knowledge with the 10 questions next about Kingdom Plantae. Check the comments after th...

#### Common concentration: what it is, how to calculate and solved exercises

THE common concentration, also called concentration in g/L, is the ratio between the mass of solu...

#### Homo sapiens: Origin, classification and evolution

Homo sapiens is the binomial, or scientific name, used to classify the human species. It is the a...

#### Cube volume: formula, how to calculate, exercises

O cube volume is the space that this geometric solid occupies. The cube, also known as hexahedron...

#### How to make cover and back cover of ABNT works: practical guide

Front and back cover (cover page) are pre-textual elements of academic works. Its function is pre...

#### Cube volume: formula, how to calculate, exercises

O cube volume is the space that this geometric solid occupies. The cube, also known as hexahedron...

#### Cube: what is it, elements, flattening, formulas

O cube, also known as a hexahedron, is a geometric solid which has six faces, all of them made up...

#### Ohm's first law: what it says, formula, graph

THE Ohm's first law postulates that if in a electric circuit composed of a resistor, without temp...

#### Cube: what is it, elements, flattening, formulas

O cube, also known as a hexahedron, is a geometric solid which has six faces, all of them made up...

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