Q15
The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol, is
Answer: D
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Answer it first: the answer and the solution appear right after.
The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol, is
Answer: D
A written solution for this question isn't available yet.