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Achemist has a 30% and a 45% acid solution. what amount of each solution should be used to make 500ml of solution with 35% acidity?
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Evaluate the expression for the given value of the variable 7a - 4a for a =8
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Achemist has a 30% and a 45% acid solution. what amount of each solution should be used to make 500m...
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