SOLUTION: How much water should be added to 8 mL of 6% saline solution to reduce the concentration to 4%?

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Question 395732: How much water should be added to 8 mL of 6% saline solution to reduce the concentration to 4%?
Answer by Alan3354(69443) About Me  (Show Source):
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How much water should be added to 8 mL of 6% saline solution to reduce the concentration to 4%?
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8*0.06 = 0.48 ml of salt in the solution
For 0.48 ml to be 4%, the total will be 12 ml
--> Add 4 ml of water