91. Solving a chemistry problem
Seller: Derkach
Price: 1.17 USD
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Product description
- Polarography of 10.0 ml of nicotinamide solution resulted in a wave with a height of 38 mm. After adding 1.50 ml of a standard solution containing 2.00 mg/ml of nicotinamide to this solution, the wave increased to 80.5 mm. Calculate the content of the drug (mg/ml) in the analyzed solution.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.