72. Solving a chemistry problem
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72. Solving a chemistry problem
9. Calculate the total content of papaverine hydrochloride (Mr 375.86) and dibazole (Mr244, 73) in the composition powder:
papaverine hydrochloride
Dibazol 0.02 each
Glucose 0.2
If 2.8 ml of a 0.002 mol / l NaOH solution (K = 1.0) was used for titration of a sample weighing 0.1 g.
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