SOLUTION: You need 495 mL of a 20% alcohol solution. On hand, you have a 45% alcohol mixture. How much of the 45% alcohol mixture and pure water will you need to obtain the desired solution?
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Question 1114807: You need 495 mL of a 20% alcohol solution. On hand, you have a 45% alcohol mixture. How much of the 45% alcohol mixture and pure water will you need to obtain the desired solution?
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