Chemistry, asked by ssvv, 1 year ago

calculate the percentage of pure aluminium in 10kg of aluminium oxide [al2O3]of 90%purity

Answers

Answered by karn89

1

mass of al2o3=82g
for al=54g
54=82
10=54/82.10..10^-3.100
=54/82
0.65

karn89: hii

ssvv: what have u done i cant understand

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karn89: tell me

karn89: my answer was wrong one??

karn89: what was answer of this ques?

ssvv: 47.64%

ssvv: but i cant understand what have u done

karn89: no idea

ssvv: what??

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