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1. A sample of a compound has a mass of 4.86 g and is composed...
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1. A sample of a compound has a mass of 4.86 g and is composed of Silicon and Oxygen. What is the percent composition if 2.27 g of the mass is Silicon?
2. What is the percent composition of all of the elements in saccharin (C7H5SNO3)?
3. What is the mass of phosphorus in a 25.0lb quantity of sodium phosphate?
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4.4 Ratings (1038 Votes)
1 Total mass of the compound 486 g Mass of silicon in that compound 227 g Percent composition of silicon Mass of silicon Mass of compound x 100 227 486 x 100 467 Thus the percent composition of silicon 467 2 Given molecular formula of Saccharin C7H5SNO3 The molar mass of Saccharin 183 gmol Percent composition of Carbon The
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