123. Solving a chemistry problem
Seller: Derkach
Price: 1.19 USD
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Product description
Two grams of C6H5COOH benzoic acid dissolved in 25.0 grams of benzene results in a freezing point drop of 1.62K. Knowing the cryoscopic constant of benzene 4.90 K * kg / mol, calculate the molar mass of benzoic acid in solution. Compare it with the molar mass calculated from the formula C6H5COOH.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.