document.write( "Question 451040: Theresa Yee, a chemist, has a 25% hydrochloric acid solution and a 50% hydrochloric acid solution. How many liters of each should she mix to get 10 liters of a hydrochloric acid solution with a 40% acid concentration? \n" ); document.write( "
Algebra.Com's Answer #310156 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! a+b=10 \n" ); document.write( ".25a+.5b=10*.4 \n" ); document.write( ".25a+.5b=4 \n" ); document.write( "a=4 b=6 \n" ); document.write( "check \n" ); document.write( "1 +3=4 \n" ); document.write( "ok \n" ); document.write( " |