Angelmanikpalmspr Angelmanikpalmspr

19-11-2016
Mathematics

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A chemistry student needs to make 60 liters of a 30% alcohol solution. He has a 20% alcohol solution and a 40% alcohol solution in the lab. How many liters of each strength does he need to mix together
*The system of equations I did was: a+b=60 & .2a+.4b=18. I may be wrong but i seriously need help

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parrot12 parrot12

20-11-2016

hi i am sorry i am not sure what to do here i mainly answer questions in biology and maths so if u have any questions related to that subject u can ask me but chemsitry i am not really good at sorry xx

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