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The density of table salt is 1200 g/cm² according to the USDA. The USDA nutrition label for salt lists the density as 18 g/tbsp. That seems to be rounded to 0 decimals. However, the facts also state that there are 6976 g Na in 1 tbsp. Using that value and the atomic weights of Na and Cl, the calculated density is 17.77 g/tbsp, a more precise value. The ...


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