define molecular formula and give an example
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Answer:Molecular formula is a chemical formula of a compound existing as descrete molecules that gives total no. of each element in a molecule. Fpr example: Molecular formula of oxygen is O2.
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Molecular formula is an expression which states the number and types of atoms present in a molecule of a substance.
Example: Let’s take CO2
It express that it contains 1 molecule of carbon atom and 2 molecules of oxygen atom.
Example: Let’s take CO2
It express that it contains 1 molecule of carbon atom and 2 molecules of oxygen atom.
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