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How many aluminium atoms are there in the formula for aluminium nitrate ?

User Pivert
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The formula for Aluminium Nitrate is
Al(NO _(3) )_(3).

This is because aluminium has a 3+ charge and nitrate has a 1- charge, so you need 3 of them to balance out aluminium.

Therefore, you have one ion of aluminium.
User XgMz
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