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The transfer of the heat energy . 6

The importance of the heat ( thermal energy )

The heat The heat is a form of energy that transfers from the higher temperature object to the lower temperature object , and it transferred through the conduction , the convection and the radiation...

Acids 0

The types and properties of the acides

Types of the compounds There are countless number of existing compounds , they can be classified according to their properties only into the acides , the bases ( alkalis ) , the oxides and...