Chemistry, asked by shahidtanveerka1030, 9 months ago

If 5.0 grams of aluminium react with 4.45 grams of o2 empirical formula of aluminium oxide

Answers

Answered by LovinLlamas

3

Answer:

Determine mole ratio of O to Al

moles Al= 5/27=.185

moles Oxygen= 4.45/16=.278

ratio= .278/.185=1.5 (1.5 Oxygen to 1 Aluminum)

therefore formula= Al2O3

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