document.write( "Question 917803: How many litres of a 68% concentration nitric acid should be diluted with 400 litres of water to give a solution with 3% concentration of nitric acid??
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Algebra.Com's Answer #556813 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! from view of water \n" ); document.write( ".32x+400=.97(400+x) \n" ); document.write( ".32x+400=388+.97x \n" ); document.write( "12=.65x \n" ); document.write( "x=18.461538461538461538461538461538 litres of 68% concentration nitric acid \n" ); document.write( "check \n" ); document.write( "5.9076923076923076923076923076923+400=388+17.907692307692307692307692307692 \n" ); document.write( "405.90769230769230769230769230769=405.90769230769230769230769230769 \n" ); document.write( "ok\r \n" ); document.write( "\n" ); document.write( " view of acid \n" ); document.write( ".68x=.03(x+400) \n" ); document.write( ".68x=.03x+12 \n" ); document.write( ".65x=12 \n" ); document.write( "x=18.461538461538461538461538461538 litres of 68% concentration nitric acid \n" ); document.write( " \n" ); document.write( " |