5 Steps to a 5 AP Chemistry 2019

380 ❯ Common Ions Formula Name Ion Ion name H 3 PO 4 phosphoric acid PO 43 - phosphate ion H 2 CO 3 carbonic acid CO 32 - carbon ...

Common Ions ❮ 381 Ligand Formula (abbreviation) Ligand name Cyanide ion CN- cyano Fluoride ion F- fluoro Hydride ion H- hydrido ...

382 ❯ Brown, Theodore L., H. Eugene Le May, Jr., and Bruce E. Bursten. 2011. Chemistry: The Central Science, 12th ed. Upper Sadd ...

❮ 383 Here is a list of websites that contain information and links that you might find useful in your preparation for the AP Ch ...

384 ❯ absolute zero Absolute zero is 0 K and is the point at which all molecular motion ceases. acid dissociation constant (Ka) ...

Glossary ❮ 385 bond order The bond order relates the bonding and antibonding electrons in the molecular orbital theory (# electr ...

386 ❯ Glossary crystalline solids Crystalline solids display a very regular ordering of the particles (atoms, molecules, or ions ...

Glossary ❮ 387 face-centered unit cell The face-centered unit cell has particles at the corners and one in the center of each fa ...

388 ❯ Glossary intermediates Intermediates are chemical species that are produced and consumed during the reaction, but that do ...

Glossary ❮ 389 metathesis reaction In a metathesis reaction two substances exchange bonding partners. molality (m) Molality is d ...

390 ❯ Glossary percent yield The percent yield (% yield) is the actual yield divided by the theoretical yield, with the result m ...

Glossary ❮ 391 saturated solution A solution in which one has dissolved the maximum amount of solute per given amount of solvent ...

392 ❯ Glossary surroundings The surroundings is a thermodynamic term meaning the part of the universe that is not the system tha ...

❮ 393 We (the authors) have been grading the free-response part of the AP Chemistry exam for quite a while. Between the two of u ...

394 ❯ Avoiding “Stupid” Mistakes on the Free-Response Section correct NH 4 + + NO 3 – → NH 4 NO 3. Remember, ionic equations, of ...

Avoiding “Stupid” Mistakes on the Free-Response Section ❮ 395 • The grader cannot see your calculator display or a ...

BIBLIOGRAPHY 396 ❯ Keywords and Equations: For Use with Free-Response Questions Only Basics T = temperature n = moles m = mass P ...

Exam Resources ❮ 397 DG° = DH° - TDS° = - RT in K = - 2.303 RT log K = - nFE° DG = DG° + RT ln Q = DG° + 2.303 RT log Q q = mcDT ...

398 ❯ Exam Resources Kw = [OH-][H+] = 1.0 × 10 -^14 = Ka × Kb at 25°C pH = - log [H+], pOH = - log [OH-] 14 = pH + pOH =+ − pH p ...

Exam Resources ❮ 399 Periodic Table of the Elements May be used with all questions. (^117) Ts[294] (^118) Og[294] (^113) Nh[284. ...