AP Chemistry. Scoring Guidelines. © 2018 The College Board. College Board Advanced Placement Program
(b) Calculate the number of grams of Na2S2O3 needed to prepare. 0.500 M Na2S2O3(aq). 100.00 mL of . In the experiment the student uses the solutions shown in
Are there any questions? . . . You may begin your break. Testing will resume at . SECTION II: Free Response. After the
The value of the equilibrium constant Kp
2018 The College Board. 2018 AP® Chemistry Free-Response Questions ... (b) students were asked to determine the mass of Na2S2O necessary to prepare ...
AP CHEMISTRY. 2018 SCORING GUIDELINES (c) Using the balanced equation for the oxidation-reduction reaction and the information in the table above.
AP Chemistry Exam. AP Chemis try Ex am. 51. 2018-19 AP Exam Instructions. Students are not allowed to use calculators in Section I of the AP Chemistry Exam.
(c). Fe3+ ions interact more strongly with water molecules because they are more charged than Fe2+ ions. More charge increases electrostatic attraction. OR.
AP Central is the official online home for the AP Program: apcentral.collegeboard.com. Page 2. AP® CHEMISTRY. 2010 SCORING GUIDELINES (Form B). Question
AP Central is the official online home for the AP Program: apcentral.collegeboard.org. Inside: Free Response Question 3. ? Scoring Guideline.