Determine an empirical formula from each set of
percent composition data.
1. 18.27% K, 5...
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What is the mass of each element in a 324.8 sample of co2
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced
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