A chemist has 20% and 60% solutions of acid available. How many
liters of each solution should be mixed to obtain 800 liters of 21%
acid solution?
------- liters of 20% acid
-------- liters of 60% acid
A chemist has 20% and 60% solutions of acid available. How many liters of each solution should be mixed to obtain 800 li
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A chemist has 20% and 60% solutions of acid available. How many liters of each solution should be mixed to obtain 800 li
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