P. ?. Page 7. AP® CHEMISTRY. 2018 SCORING GUIDELINES. © 2018 The College Board. Visit the College Board on the Web: www.collegeboard.org. Question 2 (continued).
(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
The value of the equilibrium constant Kp
Are there any questions? . . . You may begin your break. Testing will resume at . SECTION II: Free Response. After the
2018 The College Board. 2018 AP® Chemistry Free-Response Questions ... (b) students were asked to determine the mass of Na2S2O necessary to prepare ...
(a) To measure ?Hsoln for LiCl the student adds 100.0 g of water initially at 15.0°C to a calorimeter and adds 10.0 g of LiCl(s)
1 point is earned for the correct half-reaction. Page 3. AP® CHEMISTRY. 2018 SCORING GUIDELINES. © 2018 The College Board
AP Central is the official online home for the AP Program: apcentral.collegeboard.com. Page 2. AP® CHEMISTRY. 2010 SCORING GUIDELINES (Form B). Question
P. ?. Page 4. AP® CHEMISTRY. 2018 SCORING GUIDELINES. © 2018 The College Board. Visit the College Board on the Web: www.collegeboard.org. Question 2 (continued).
AP Central is the online home for AP teachers: apcentral.collegeboard.com. Page 2. AP® CHEMISTRY. 2008 SCORING GUIDELINES (Form B). ©