Chemistry Lecture ’93 B

molar mass of the compound x 100% compound = = % element. total percent of all elements in a compound equals 100% (check) example: hydrate - a solid compound containing a definite percentage of . bound water. sodium carbonate decahydrate na2co3 . 10h2o . formula weight na2co3 . 10h2o . 2 x na = 2 x 23 = 46 amu ................
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