76. Solving a chemistry problem
261. Which substance - camphor C10H16O or naphthalene C10H8 - was dissolved in benzene, if the addition of 39 g of this substance to 1000 g of benzene led to a decrease in the crystallization temperature by 1.3 ° C? The cryoscopic constant of benzene is 5.1˚.
Answer: camphor
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