Asked by onda

a piece of gold aluminuim alloy weighs 100g in air and 80g in water.what is the weight of the gold in the alloy if the relative density of gold is 19.3 and that of aluminium is 2.5
Answered by drwls
Show your work or at least your thought process for further help. We will gladly critique your work.
Answered by Bikash
Where is the answer
Answered by Tikendra
Very good
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