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What does the large number in front of the molecule represent?
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6 votes
What does the large number in front of
the molecule represent?

User Jitendra Damor
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7 votes
It represents the Atomic mass
User Selvaram G
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A large number in front of a compound designates how many units there are of that compound. Parentheses can be used to designate a special structure, where other molecules are attached to the larger, complex molecule.
User Bauerpauer
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