Homework Help: science -chemistry

Posted by Anwar on Tuesday, September 28, 2010 at 3:40am.

please could someone help me answer this question:-

explain simply why aluminium is cheaper than gold with refernece to the extraction method and abundance.

thankyou ive looked myself but can`t find anything.

science -chemistry - Dr Russ, Tuesday, September 28, 2010 at 4:51am
Abundance information is easy to find.

see

http://en.wikipedia.org/wiki/Abundance_of_the_chemical_elements

and specifically for gold here
http://en.wikipedia.org/wiki/Gold

the above web site also has extraction information for gold

Aluminium extraction is by the Hall–Héroult process see

http://en.wikipedia.org/wiki/Aluminium_extraction

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