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AP ChemistryScoring Guidelines
© 2017 The College Board. College Board, Advanced Placement Program, AP, AP Central, and the acorn logo are registered trademarks of the College Board. Visit the College Board on the Web: www.collegeboard.org.
AP Central is the official online home for the AP Program: apcentral.collegeboard.org
2017
PV
RT0.40 atm 25.0 L
0.08206 (L atm)/(mol K) 393 K
´
´× ×
22 2
2
2
2
76.11 mol CS0.31 mol Cl = 7.9 g CS
3 mol Cl 1 m
3 g CS
ol CS´ ´
3 73 7
3 7 3 7
60.09 g C H OH 15.2 kJ1 mol C H OH 1661
1 mol C H OH 0.55 g C H OH´ ´ = kJ
31.7 × 10 kJ=
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