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You need a 55% alcohol solution. On hand, you have a 90 mL of a 20% alcohol mixture. You also have 70% alcohol mixture. How much of the 70% mixture will you need to add to obtain the desired solution?
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You need a 55% alcohol solution. On hand, you have a 90 mL of a 20% alcohol mixture. You also have 70%

alcohol mixture. How much of the 70% mixture will you need to add to obtain the desired solution?

User Douglas Woods
by
4.4k points

1 Answer

1 vote

Answer:

o b

Explanation:

User Dickens A S
by
5.4k points
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