Mathematics, 22.11.2019 07:31 skdkdksks
Achemist has 300 grams of 20% hydrochloric acid solution. he wishes to drain some and replace it with an 80% solution so as to obtain a 25% solution. how many grams must he drain and replace with the 80% solution?
plz i need it fast
Answers: 1
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Achemist has 300 grams of 20% hydrochloric acid solution. he wishes to drain some and replace it wit...
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