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10-04-2020
Chemistry

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How many moles are there in 141g of AI2O3?

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emaikwuvictor emaikwuvictor

17-04-2020

Answer: no. Moles= 1.382moles

Explanation:

No. Of moles = mass/molar mass

NB : molar mass Al2O3= (27×2)+(16×3)= 102

n= 141/102 = 1.382moles

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