106. Solving a chemistry problem
Seller: Derkach
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Product description
To 50.00 ml of the filtrate extract from bakery products, 2-3 drops of a 1% alcohol solution of phenolphthalein were added and titrated with a 0.1 N alkali solution until a faint pink color was obtained. 10.00 ml of NaOH solution was used for titration. Determine the molar concentration of acid equivalents in the extract filtrate.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.