44. Solving a chemistry problem
- Price in currencies:
- 1.17 $ · 112 RUB · 0.99 €
- Category:
- Coursework
- Item:
- 292.rar (33.3 KB)
- Uploaded:
- 11.02.2023 15:15:05
- Sales:
- 0
- Refunds:
- 0
- Seller:
- Derkach · about the seller and their products
DESCRIPTION
44. Solving a chemistry problem
292. A weighing of 0.5000 g of nahcolite containing sodium bicarbonate was dissolved in water in a volumetric flask with a capacity of 250.0 cm3. To 100.0 cm3 of the resulting solution was added 50.0 cm3 of a hydrochloric acid solution with a titer of 0.003646 g/cm3. After removal of carbon dioxide, 19.6 cm3 of 0.1351 N potassium hydroxide solution was used for titration of excess acid. Calculate the mass fraction of impurities in the mineral.
Additional information:
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
REVIEWS
Reviews: (0)
No customer reviews yet.