5 Steps to a 5 AP Chemistry 2019

360 ❯ STEP 5. Build Your Test-Taking Confidence ❯ AP Chemistry Practice Exam 2, Section II (Free Response) Time—1 hour and 45 mi ...

AP Chemistry Practice Exam 2 ❮ 361 Question 2 2 NO(g) + Cl 2 (g) → 2 NOCl(g) Thermodynamic values related to the above reaction ...

362 ❯ STEP 5. Build Your Test-Taking Confidence (c) The reaction in (b) went to completion; however, the volume of gas generated ...

AP Chemistry Practice Exam 2 ❮ 363 COMPOUND FORMULA KSP Silver sulfate Ag 2 SO 4 1.6 × 10 -^5 Barium Sulfate BaSO 4 1.1 × 10 -^1 ...

364 ❯ STEP 5. Build Your Test-Taking Confidence ❯ Answers and Explanations for Exam 2, Section II (Free Response) Question 1 (a) ...

AP Chemistry Practice Exam 2 ❮ 365 (c) As the water evaporates, the concentration of sulfuric acid will increase, which leads to ...

366 ❯ STEP 5. Build Your Test-Taking Confidence Question 3 (a) 1. Samples of iron(II) ammonium sulfate hexahydrate are weighed i ...

AP Chemistry Practice Exam 2 ❮ 367 Question 4 (a) The Ideal Gas Equation is one way of calculating the number of moles, n, of a ...

368 ❯ STEP 5. Build Your Test-Taking Confidence Question 5 150 Boiling points of hydrogen compounds of the p-block elements 234 ...

AP Chemistry Practice Exam 2 ❮ 369 Question 6 The compounds are supplied as solutions; therefore, they must be soluble. This mea ...

370 ❯ STEP 5. Build Your Test-Taking Confidence (ii) From part (i), the second ion (Sr^2 +) begins to precipitate at 3.2 × 10 -^ ...

Appendixes SI Units Balancing Redox Equations Using the Ion-Electron Method Common Ions Bibliography Websites Glossary Avoiding ...

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❮ 373 SI Prefixes PREFIX ABBREVIATION MEANING pico- p 0.000000000001 or 10-^12 nano- n 0.000000001 or 10-^9 micro- m 0.000001 or ...

374 ❯ SI Units Temperature The base unit for temperature in the SI system is kelvin (K). Celsius to Fahrenheit: °F = (9/5)°C + 3 ...

❮ 375 The following steps may be used to balance oxidation–reduction (redox) equations by the ion-electron (half-reaction) metho ...

376 ❯ Balancing Redox Equations Using the Ion-Electron Method The carbon is oxidized (C^2 - to C^2 +) and the chromium is reduce ...

Balancing Redox Equations Using the Ion-Electron Method ❮ 377 Example acid: acid: Cr 2 O 72 - → 2 Cr^3 + + 7 H 2 O becomes: 14 H ...

378 ❯ Balancing Redox Equations Using the Ion-Electron Method Add the Half-Reactions and Cancel (The electrons must cancel.) E ...

❮ 379 Ions Usually with One Oxidation State Li+ lithium ion N^3 - nitride ion Na+ sodium ion O^2 - oxide ion K+ potassium ion S^ ...