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Calculate the percentage of : Sodium ...

Calculate the percentage of :
Sodium
in sodium aluminium fluoride `[Na_(3)AlF_(6)]` , to the nearest whole number. (Atomic Mass : Na = 23, Al = 27, F = 19]

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Calculate the percentage of : Aluminium in sodium aluminium fluoride [Na_(3)AlF_(6)] , to the nearest whole number. (Atomic Mass : Na = 23, Al = 27, F = 19]

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