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ID: 535508 • Letter: H
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30 Aner your finals, you decide backpacking with your trusty Primus® camp to go stove. The fuel for s 70% butane, isobutene, and 20% propane. What is the solvent in this fuel? D, butane and isobutene E. isobutene and propane F. the term solvent does not apply in this case 31 Above what temperature does the following reaction become non spontaneous? A, 632 Feo(s) CO(g) CO20g) Fe(s) AH -11.0 kJ; AS J/K K B. 298 K D. This reaction is nonspontaneous at all temperatures E. This reaction is spontaneous at all temperatures. 32) When a covalent compound dissolves in water A. it separates into ions B. it forms a precipitate C. it is most likely polar D. it conducts electricity E. it contains hydrogen and oxygen 33) The pseudo-order kinetic treatment was applied to a system the kinetics lab experiment this quarter. Which of the statements below describes in kinetic treatment? A. The is best the pseudo-order assumed to be first order in all reactants B. The quantity of products are increased in the reaction mixture to affect the equilibrium C. All reactants are set in a l:1 ratio in the reaction mixture D. There is a large excess of one reactant, so that its concentration remains constant are used so that the progress of the reaction can be easily observed E. Colored compounds How many grams of potassium permanganate (KMno4) are needed to make 2.5 Liters of a 0.35 M potassium permanganate solution? A. 82.3 g B. 96.3 g C. 104.5 g D 4,7 g E. 38.3 g 35) Which of the following is a conjugate acid/base pair in the reaction shown below? H3PO. H,O H3O H2PO A. H,PO and H2O B. HPO4 and H3ot C. H2O and H2PO4 D. H3PO4 and H2PO4 E. H30 and OH Chemistry 102, Final Exam, Test A 6/14/2017Explanation / Answer
30)F, its a mixture of gases, solvent term is not applicable
31)A,
32)C
33)D
34)E
35)D
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