document.write( "Question 552081: An acid solution was made by mixing 2 ml of a 10% acid solution and 8 ml of a 40% acid solution. Find the concentration of the new mixture. \n" ); document.write( "
Algebra.Com's Answer #360083 by Maths68(1474)\"\" \"About 
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Solution A
\n" ); document.write( "Amount = 2 ml
\n" ); document.write( "Concentration =10% =0.1\r
\n" ); document.write( "\n" ); document.write( "Solution B
\n" ); document.write( "Amount = 8 ml
\n" ); document.write( "Concentration =40% = 0.4\r
\n" ); document.write( "\n" ); document.write( "Resultant Solution
\n" ); document.write( "Amount =2+8 = 10 ml
\n" ); document.write( "Concentration =x\r
\n" ); document.write( "\n" ); document.write( "[Amount Solution A * Concentration A] + [Amount Solution B * Concentration of B] = Amount of Resultant * Concentration of resultant\r
\n" ); document.write( "\n" ); document.write( "(2)(0.1)+(8)(0.4)=(10)(x)
\n" ); document.write( "0.2+3.2=10x
\n" ); document.write( "3.2=10x
\n" ); document.write( "3.2/10=10x/10
\n" ); document.write( "32=x
\n" ); document.write( "x=32\r
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\n" ); document.write( "\n" ); document.write( "The concentration of the new mixture is 32% acid solution.
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