You need 180 mL of a 45% alcohol solution. On hand, you have 5% alcohol mixture. You also have65% alcohol mixture. How much of each mixture will you need to add to obtain the desiredsolution?You will needmL of the 5% solutionmL of the 65% solution

Let's say solution 1 has 5% alcohol and solution 2 has 65% alcohol Let's assume sol 1 has taken x ml then sol 2 will be (180-x)ml Quantity of alcohol in 185 ml needed solution is Now quantity of alcohol in solution 1 is And quantity of alcohol in solution 2 is Now the as per given condition Therefore solution with 5% alcohol needs 60ml And solution with 65% alcohol needs (180-60)=120 ml.

Answered: You need 180 mL of a 45% alcohol…

You need 180 mL of a 45% alcohol solution. On hand, you have 5% alcohol mixture. You also have 65% alcohol mixture. How much of each mixture will you need to add to obtain the desired solution? You will need mL of the 5% solution mL of the 65% solution