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April 21, 2014

Homework Help: Chemistry

Posted by Eli on Monday, October 31, 2011 at 8:53am.

A mettallurgist decided to make a special alloy. He melted 30 grams of Au(Gold) with 30 grams of Pb. This melting process resulted to 42 grams of an Au-Pb alloy and some leftover Pb. This scientist wanted to make 420 grams of this alloy with no leftovers of any reactants. how much of Au and Pb would he need to use in order to have the desired grams of the alloy?

Au + Pb = Au-Pb left over

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