document.write( "Question 1031892: In a chemistry class, 8 liters of a 4% silver iodide solution must be mixed with a 10 % solution to get a 6% solution. How many liters of the 10% solution are needed?\r
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document.write( "A) 5.0 L
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document.write( "B) 4.0 L
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document.write( "C) 8.0 L
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document.write( "D) 3.0 L\r
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document.write( "Could you please tell me step by step how to get the answer. \n" );
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Algebra.Com's Answer #646571 by mananth(16946)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "-------------- percent ---------------- Amount \n" ); document.write( "Solution I 4 ---------------- 8 L \n" ); document.write( "Solution II 10 ---------------- x L \n" ); document.write( "Mixture 6 ---------------- 8 + x L \n" ); document.write( " \n" ); document.write( "4 * 8 + 10 x = 6 ( 8 + x ) \n" ); document.write( "32 + 10 x = 48 + 6 x \n" ); document.write( "10 x -6 x = -32 + 48 \n" ); document.write( "4 x = 16 \n" ); document.write( "/ 4 \n" ); document.write( "x = 4 L Solution II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |