Chemistry

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Chemistry
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Formula Kimia (2)
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Chemical formula
Is a representation of a chemical substance using alphabets to represent the atoms and subscript numbers to show the number of each type of atoms found in the elementary entities of the substance
Definition of elements
Elements are substances that consist of only one type of atoms
Example of atomic substances (1)
Metals
Example of atomic substances (2)
Inert gas
Example of molecular substances
Oxygen gas
Chemical formula of element, Magnesium
Mg
Chemical formula of element, Oxygen
O2
Chemical formula of element, Helium
He
Chemical formula of element, Potassium
K
Chemical formula of element, Sodium
Na
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Formula Kimia (2)
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