9. Solving a chemistry problem
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6. What is the volume of 1.0 N. a solution of potassium dichromate (K2Cr2O7) must be added to 1300 ml of a solution of K2Cr2O7 with an iron titer T(K2Cr2O7/Fe) = 0.0045 g/ml to obtain a solution with T(K2Cr2O7/Fe) = 0.0050 g/ml?
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