harshdhindsa64 harshdhindsa64

16-01-2021
Chemistry

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calculate the number of Aluminium ions present in 1.5 gram of Aluminium oxide

Respuesta :

16-01-2021

Answer:

1.771x10^22

Explanation:

6.02x10^23:avogadro's number

2: number of Al ions in Al2O3

1.5/102=0.0147:number of moles in the compound

moles=mass/relative mass number

so 0.0147x(6.02x10^23)x2=1.771x10^22

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