Mathematics, 14.04.2020 04:47 321596
A scientist has 40 liters of a 50% acidic solution. She adds a 20% acidic solution to create a mixture that has been diluted to
have 30% acidity. The graph models the percent of acidity in the final mixture.
-20
-0.1
2040 60 80 100
How many liters of the 20% acidic solution should be added to create the needed 30% acidity in the final mixture?
100points
Answers: 3
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