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Aluminium oxide is a white , crystalline powder . it can be used as an adsorbent...

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Chemistry


Aluminium oxide is a white , crystalline powder . it can be used asan adsorbent or a catalyst for organic reactions and is formed whenaluminium reacts with oxygen . A mixture of 74.38g of Aluminium and56.27 g oxygen gas is allowed to react.
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1) write a balanced equation for the reaction above.
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2) identify the limiting reactanct by showing the calculation.
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3)determine the mass of the excess reactant present in the vesselwhen the reaction is complete.

Answer & Explanation Solved by verified expert
3.8 Ratings (651 Votes)
1 The balanced equation for the reaction of Al with O2 to form Al2O3 is 4Als 3O2g 2Al2O3s 2 Given the mass of Als 7438 g Atomic mass of Als 270 gmol Hence moles of Als mass atimic mass 7438 g 270 gmol 2755 mol Given    See Answer
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