moles and grams - 3 16.0 g KBH 4 32.0 mL Br 2 (the density...

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CHE103 Practice Exercises: amount—mass conversions 1. Calculate the molar mass of: K 2 HPO 4 (NH 4 ) 2 Fe(SO 4 ) 2 Fe 3 O 4 calcium acetate 2. Calculate the mass of: 2.50 mol NaCl 0.037 mol H 2 SO 4 14.5 mol Ag 3. Calculate the amount (in moles) in: 907 g C 12 H 22 O 11 0.140 g NaNO
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Unformatted text preview: 3 16.0 g KBH 4 32.0 mL Br 2 (the density is 3.12 g/mL) Answers: 1. 174.2 g/mol 283.8 g/mol 231.55 g/mol 158.17 g/mol 2. 146 g NaCl 3.6 g H 2 SO 4 1560 g Ag 3. 2.65 mol C 12 H 22 O 11 0.00165 mol NaNO 3 0.297 mol KBH 4 0.624 mol Br 2...
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This note was uploaded on 02/24/2011 for the course CHEM 103 taught by Professor Stafcas during the Fall '10 term at Pennsylvania State University, University Park.

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