11. The ratio of a chemical and water in a solution is 2:5. How many liters of chemical is to be added to 70 L of the solution so that the ratio of the chemical and water will become 1:2?
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5
Answer:
the ratio of a chemical and water in a solution is 2:5.
How many liters of chemical is to be added to 70 L of the solution
so that the ratio of the chemical and water will become 1:2?
Answered by
0
Answer:
2x+5x=70
7x=70
x=70/7
x=10
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