document.write( "Question 895711: How much water should be added to 8ml of 6% saline solution to reduce the concentration to 4% saline \n" ); document.write( "
Algebra.Com's Answer #546030 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 8*.94+x=.96(8+x)\r \n" ); document.write( "\n" ); document.write( "1*x+0.94*8=0.96(8+x) \n" ); document.write( "1*x+7.52=7.68+0.96x \n" ); document.write( "1x-0.96x=7.68-7.52 \n" ); document.write( "0.04x=0.16 \n" ); document.write( "x=4 ml of water \n" ); document.write( "check \n" ); document.write( "1*4+0.94*8=0.96(8+4) \n" ); document.write( "4+7.52=0.96(12) \n" ); document.write( "11.52=11.52 \n" ); document.write( "ok \n" ); document.write( "8*.06=.04(8+x)\r \n" ); document.write( "\n" ); document.write( ".48=.32+.04x \n" ); document.write( ".16=.04x \n" ); document.write( "x=4 ml same answer \n" ); document.write( " \n" ); document.write( " |