document.write( "Question 1123259: An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 140 grams of an alloy that contains 64% copper with 180 grams of pure copper. Answer the questions below. Do not do any rounding. \r
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document.write( "A. How many grams of copper are in the resulting mixture?
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document.write( "B. What percentage of the resulting mixture is copper? \n" );
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Algebra.Com's Answer #739557 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 140*0.64+180 \n" ); document.write( "89.6+180=269.6 gm. \n" ); document.write( "the mixture is 320 gm, 84.25% copper. \n" ); document.write( " |