What is a chemical formula ? What does it signify ?
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A chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.
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Explanation:
chemical formula is a notation used by scientists to show the number and type of atoms present in a molecule, using the atomic symbols and numerical subscripts. ... In a chemical formula, the letters represent the atomic symbol of each atom
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