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Copyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online orin print beyond your school’s participation in the program is prohibited.Page 29 of 56
Part B1 point is earned for the correct setup.1 point is earned for the answer.012The student response earns two of the following points:1 point is earned for the correct setup.
AP ChemistryScoring GuideUnit 3 Exam ReviewCopyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online orin print beyond your school’s participation in the program is prohibited.Page 30 of 561 point is earned for the answer.Part C1 point is earned for the correct answer.i.E = hv= 6.63 x 10-34J s x 1.00 x 1015s–1= 6.63 x 10-19J per photon1 point is earned for calculating the energy.ii.1 point is earned for the comparison of bond energies.399 kJ mol–1> 387 kJ mol–1, therefore the bond can be broken.0123The student response earns three of the following points:1 point is earned for the correct answer.i.E = hv= 6.63 x 10-34J s x 1.00 x 1015s–1= 6.63 x 10-19J per photon
AP ChemistryScoring GuideUnit 3 Exam ReviewCopyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online orin print beyond your school’s participation in the program is prohibited.Page 31 of 561 point is earned for calculating the energy.ii.1 point is earned for the comparison of bond energies.399 kJ mol–1> 387 kJ mol–1, therefore the bond can be broken.Part C1 point is earned for the correct answer.i.E = hv= 6.63 x 10-34J s x 1.00 x 1015s–1= 6.63 x 10-19J per photon1 point is earned for calculating the energy.ii.1 point is earned for the comparison of bond energies.399 kJ mol–1> 387 kJ mol–1, therefore the bond can be broken.0123The student response earns three of the following points:1 point is earned for the correct answer.i.E = hv= 6.63 x 10-34J s x 1.00 x 1015s–1
AP ChemistryScoring GuideUnit 3 Exam ReviewCopyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online orin print beyond your school’s participation in the program is prohibited.Page 32 of 56

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