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# week6 - HPO 4 is found to contain 5.35 mol of N atoms how...

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Discussion Problem Set #6 (Week 11/1-11/5/2010) 1) Consider the following equation. From the quantity given, determine the number of moles of the other quantities of interest. C 7 H 16 + 11 O 2 7 CO 2 + 8 H 2 O a) Given: 0.1 mole C 7 H 16 ______________moles O 2 _____________moles CO 2 __________moles H 2 O b) Given: 0.1 mole O 2 ______________moles C 7 H 16 _____________moles CO 2 __________moles H 2 O c) Given 0.10 mole produced ______________moles C 7 H 16 _____________moles CO 2 __________moles H 2 O 2) Balance the following equations. a) C 5 H 12 + O 2 CO 2 + H 2 O b) NaOH + H 2 SO 4 Na 2 SO 4 + H 2 O c) Fe 2 O 3 + CO Fe + CO 2

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3) If a sample of (NH 4 ) 2
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Unformatted text preview: HPO 4 is found to contain 5.35 mol of N atoms how many moles of H atoms are present? 4) How many moles of CO 2 H groups are present in 10.3 mol of C 6 H 4 (CO 2 H) 2 molecules? 5) The re-breather units used by some firefighters convert exhaled carbon dioxide into oxygen gas. KO 2 (s) + CO 2(g) → K 2 CO 3 (s) + O 2(g) a) Balance the chemical equation above. b) How many moles of KO 2 are required to completely react with 0.400 mol of CO 2 ? c) How many grams of KO 2 are required to react with 0.400 mol of CO 2 ?...
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week6 - HPO 4 is found to contain 5.35 mol of N atoms how...

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