113. Solving a chemistry problem
Seller: Derkach
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Product description
Calculate the average mass of polystyrene if the osmotic pressure at 250C is 120.9 Pa and the mass concentration is 4.176 kg/m3; V=1Pa*m6\kg2.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.