Posted by
**TinaG** on
.

How many kilograms of pure alcohol must be added to 40 kg of a 70% alcohol solution to produce an 85% alcohol solution?

Tuesday

March 28, 2017
Posted by
**TinaG** on
.

How many kilograms of pure alcohol must be added to 40 kg of a 70% alcohol solution to produce an 85% alcohol solution?

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