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Unformatted text preview: -4 g of NH 3 molecules? Express your answer in scientific notation. 5) A 0.4398 g sample of a compound containing C, H, and N was burned to produce 1.151 g CO 2 and 0.4712 g H 2 O. Calculate the empirical formula of the compound. Chem 1P Discussion Worksheet 8 6) A 562 mL aqueous solution contains 81.0 g of glycerol (C 3 H 8 O 3 ) and is 14.0 % by mass glycerol (C 3 H 8 O 3 ). Calculate the density (g/mL) of the solution of glycerol (C 3 H 8 O 3 ). 7) How many moles of Cs + are present in 25 mL of 0.936 M Cs 3 PO 4 solution? 8) An 0.1700 mol sample of a metal has a mass of 9.977 g. Determine the mass (g) of one atom of the element. Express answer in scientific notation....
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