0.34 g of a sample of a compound of aluminium and oxygen contains 0.18 g of aluminium rest oxygen. Calculate the mass percentage composition of aluminium and oxygen
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mass % = given mass ÷ total mass × 100
for aluminum,
0.18÷0.34×100= 53%
for oxygen
0.16÷0.34×100=47%
for aluminum,
0.18÷0.34×100= 53%
for oxygen
0.16÷0.34×100=47%
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