2010-10-25 | Chinese Central Bank Buying Treasuries | 12:10 | 121,194 | |
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2010-10-25 | Currency Effect on Trade Review | 10:06 | 105,008 | Review |
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2010-10-25 | Pegging the yuan | Money, banking and central banks | Finance & Capital Markets | Khan Academy | 6:52 | 135,365 | |
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2010-10-25 | Currency Effect on Trade | 14:20 | 231,855 | |
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2010-10-24 | Currency Exchange Introduction | 12:04 | 773,395 | |
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2010-10-21 | Aldol reaction | Alpha Carbon Chemistry | Organic chemistry | Khan Academy | 11:41 | 334,829 | Let's Play |
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2010-10-21 | Khan Academy on the Gates Notes | 2:22 | 1,571,288 | |
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2010-10-21 | Amide formation from acyl chloride | Carboxylic acids and derivatives | Khan Academy | 9:01 | 105,202 | |
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2010-10-21 | Relative stability of amides, esters, anhydrides, and acyl chlorides | Khan Academy | 11:09 | 70,742 | |
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2010-10-21 | Amides, anhydrides, esters, and acyl chlorides | Organic chemistry | Khan Academy | 8:48 | 217,545 | |
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2010-10-20 | Acid chloride formation | Carboxylic acids and derivatives | Organic chemistry | Khan Academy | 11:49 | 117,357 | |
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2010-10-20 | Fischer esterification | Carboxylic acids and derivatives | Organic chemistry | Khan Academy | 17:12 | 246,485 | |
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2010-10-20 | Carboxylic acid naming | Carboxylic acids and derivatives | Organic chemistry | Khan Academy | 5:26 | 223,814 | |
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2010-10-20 | Carboxylic acid introduction | Carboxylic acids and derivatives | Organic chemistry | Khan Academy | 8:51 | 327,727 | |
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2010-10-19 | Keto-enol tautomerization (by Sal) | Alpha Carbon Chemistry | Organic chemistry | Khan Academy | 8:03 | 298,090 | Let's Play |
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2010-10-19 | Friedel-Crafts acylation | Aromatic Compounds | Organic chemistry | Khan Academy | 11:18 | 259,978 | |
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2010-10-19 | Friedel crafts acylation addendum | Aromatic Compounds | Organic chemistry | Khan Academy | 0:50 | 79,513 | |
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2010-10-19 | Ketone naming | Aldehydes and ketones | Organic chemistry | Khan Academy | 8:44 | 246,945 | |
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2010-10-19 | Aldehyde introduction | Aldehydes and ketones | Organic chemistry | Khan Academy | 7:48 | 331,748 | |
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2010-10-18 | Change of state example | States of matter and intermolecular forces | Chemistry | Khan Academy | 7:38 | 102,487 | |
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2010-10-18 | Sn1 Amine Reaction | 8:15 | 38,470 | |
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2010-10-18 | Amine in Sn2 part 2 | 10:22 | 33,514 | |
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2010-10-18 | Amine as Nucleophile in Sn2 Reaction | 14:45 | 78,454 | |
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2010-10-18 | Vapor pressure example | Chemistry | Khan Academy | 16:02 | 230,727 | |
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2010-10-15 | Hess's law example | Thermodynamics | Chemistry | Khan Academy | 12:08 | 501,482 | |
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2010-10-11 | Amine naming introduction | Amines | Organic chemistry | Khan Academy | 5:43 | 145,734 | |
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2010-10-11 | Amine naming introduction | Amines | Organic chemistry | Khan Academy | 6:51 | 321,143 | |
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2010-10-11 | Bromination of benzene | Aromatic Compounds | Organic chemistry | Khan Academy | 12:56 | 278,692 | |
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2010-10-11 | Electrophilic aromatic substitution | Aromatic Compounds | Organic chemistry | Khan Academy | 11:17 | 543,549 | |
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2010-10-09 | Naming benzene derivatives introduction | Aromatic Compounds | Organic chemistry | Khan Academy | 8:40 | 395,711 | |
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2010-10-09 | Aromatic Compounds and Huckel's Rule | 10:24 | 497,896 | |
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2010-10-08 | Sn1 and Sn2 epoxide opening discussion | 7:58 | 54,580 | Discussion |
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2010-10-08 | Ring-opening Sn2 reaction of expoxides | 11:33 | 76,064 | |
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2010-10-08 | Cyclic ethers and epoxide naming | Organic chemistry | Khan Academy | 7:48 | 148,833 | |
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2010-10-07 | Ether naming and introduction | Organic chemistry | Khan Academy | 10:59 | 330,397 | |
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2010-10-05 | Fareed Zakaria talks about Khan Academy on CNN GPS | 1:13 | 34,477 | |
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2010-09-24 | CNN: Google award to Khan Academy | 5:06 | 204,983 | |
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2010-09-21 | Resonance | 11:51 | 928,772 | |
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2010-09-20 | Alcohol properties | Alcohols, ethers, epoxides, sulfides | Organic chemistry | Khan Academy | 9:24 | 319,111 | |
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2010-09-20 | Alcohols | Alcohols, ethers, epoxides, sulfides | Organic chemistry | Khan Academy | 6:51 | 564,925 | |
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2010-09-20 | Free radical reactions | Substitution and elimination reactions | Organic chemistry | Khan Academy | 13:45 | 853,265 | |
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2010-09-19 | E2 E1 Sn2 Sn1 Reactions Example 3 | 13:18 | 272,842 | |
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2010-09-18 | E2 E1 Sn2 Sn1 Reactions Example 2 | 3:06 | 302,753 | |
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2010-09-18 | Comparing E2 E1 Sn2 Sn1 Reactions | 12:26 | 1,028,863 | |
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2010-09-17 | Zaitsev's rule | Substitution and elimination reactions | Organic chemistry | Khan Academy | 13:29 | 396,966 | |
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2010-09-16 | E1 reactions | Substitution and elimination reactions | Organic chemistry | Khan Academy | 9:22 | 648,683 | |
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2010-09-16 | E2 reactions | Substitution and elimination reactions | Organic chemistry | Khan Academy | 8:53 | 632,144 | |
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2010-09-16 | Nucleophilicity vs. Basicity | 12:47 | 372,368 | |
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2010-09-16 | Nucleophilicity (Nucleophile Strength) | 13:55 | 488,428 | |
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2010-09-15 | Introduction to solving an equation with variables on both sides | Algebra I | Khan Academy | 8:53 | 2,597,591 | |
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2010-09-15 | Solving a more complicated equation | Linear equations | Algebra I | Khan Academy | 8:41 | 1,900,477 | |
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2010-09-15 | How to solve equations of the form ax = b | Linear equations | Algebra I | Khan Academy | 11:06 | 2,825,081 | Guide |
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2010-09-06 | Converting Farenheit to Celsius | 5:33 | 27,526 | |
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2010-09-06 | Converting within the metric system | Pre-Algebra | Khan Academy | 4:42 | 330,595 | |
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2010-09-06 | U.S. customary and metric units | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 5:10 | 277,585 | |
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2010-09-06 | Comparing Celsius and Fahrenheit temperature scales | Pre-Algebra | Khan Academy | 2:50 | 146,883 | |
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2010-09-06 | Applying the metric system | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 5:43 | 61,044 | |
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2010-09-06 | Conversion between metric units | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 5:16 | 388,319 | |
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2010-09-06 | Unit conversion: arithmetic calculations on units of volume | Pre-Algebra | Khan Academy | 5:23 | 121,571 | |
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2010-09-06 | Unit measurement word problem: weight (US customary) | Pre-Algebra | Khan Academy | 7:08 | 99,527 | |
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2010-09-06 | Unit measurement word problem: volume (US customary) | Pre-Algebra | Khan Academy | 3:29 | 109,155 | |
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2010-09-06 | Unit conversion: gallons to quarts, pints, and cups | Pre-Algebra | Khan Academy | 5:17 | 379,981 | |
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2010-09-04 | Unit measurement word problem: running laps (US customary) | Algebra I | Khan Academy | 8:04 | 264,398 | |
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2010-09-04 | Adding different units for weight | 3:31 | 15,997 | |
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2010-09-04 | Converting pounds to ounces | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 1:34 | 278,728 | |
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2010-09-04 | Converting yards into inches | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 5:49 | 200,258 | |
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2010-09-04 | Adding different units of length | 5:57 | 26,047 | |
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2010-09-01 | Percent word problem example 4 | Decimals | Pre-Algebra | Khan Academy | 4:37 | 668,694 | |
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2010-09-01 | Solving percent problems | Decimals | Pre-Algebra | Khan Academy | 6:17 | 1,060,450 | |
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2010-09-01 | Percent word problem example 5 | Decimals | Pre-Algebra | Khan Academy | 5:26 | 629,812 | |
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2010-08-31 | Representing a number as a decimal, percent, and fraction 2 | Decimals | Pre-Algebra | Khan Academy | 5:25 | 226,391 | |
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2010-08-31 | Converting percent to decimal and fraction | Decimals | Pre-Algebra | Khan Academy | 3:32 | 1,464,641 | |
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2010-08-31 | The meaning of percent over 100 | Decimals | Pre-Algebra | Khan Academy | 2:22 | 451,806 | |
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2010-08-30 | The meaning of percent | Decimals | Pre-Algebra | Khan Academy | 3:01 | 735,817 | |
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2010-08-30 | Solvent Effects on Sn1 and Sn2 Reactions | 14:15 | 266,872 | |
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2010-08-27 | Sn2 Stereochemistry | 10:01 | 226,734 | |
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2010-08-27 | Nucleophile Strength | 9:37 | 7,055 | |
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2010-08-25 | Sn2 Reactions | 11:31 | 600,309 | |
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2010-08-25 | Markovnikov's rule and carbocations | Alkenes and Alkynes | Organic chemistry | Khan Academy | 9:09 | 751,519 | |
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2010-08-25 | Introduction to reaction mechanisms | Alkenes and Alkynes | Organic chemistry | Khan Academy | 11:22 | 917,150 | |
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2010-08-17 | Molecular and Empirical Forumlas from Percent Composition | 10:34 | 310,068 | |
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2010-08-13 | Polymerization of alkenes with acid | Alkenes and Alkynes | Organic chemistry | Khan Academy | 12:04 | 358,299 | |
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2010-08-12 | Markovnikov's Rule and Carbocations | 11:43 | 29,093 | |
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2010-08-12 | Introduction to Reaction Mechanisms | 9:48 | 34,215 | |
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2010-08-11 | Entgegen-Zusammen naming scheme for alkenes examples | Organic chemistry | Khan Academy | 6:04 | 372,354 | |
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2010-08-11 | cis-trans and E-Z naming scheme for alkenes | Alkenes and Alkynes | Organic chemistry | Khan Academy | 4:56 | 836,273 | |
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2010-08-11 | Simplifying rates and ratios | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 2:28 | 412,007 | |
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2010-08-11 | Ratios as fractions in simplest form | Pre-Algebra | Khan Academy | 1:19 | 806,695 | |
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2010-08-11 | Solving unit rates problem | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 2:31 | 1,601,013 | |
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2010-08-11 | Find an Unknown in a Proportion | 2:43 | 62,882 | |
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2010-08-11 | Proportion validity example | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy | 1:25 | 323,039 | |
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2010-08-11 | Find an Unknown in a Proportion 2 | 2:57 | 17,973 | |
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2010-08-10 | Adding and subtracting decimals word problem | Decimals | Pre-Algebra | Khan Academy | 2:19 | 381,100 | |
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2010-08-10 | Subtracting decimals example 1 | Decimals | Pre-Algebra | Khan Academy | 2:08 | 689,014 | |
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2010-08-10 | Multiplying decimals example | Decimals | Pre-Algebra | Khan Academy | 2:52 | 1,713,651 | |
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2010-08-10 | Multiplying Decimals 2 | 2:13 | 27,416 | |
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2010-08-10 | Dividing Decimals 2 | 4:26 | 56,100 | |
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2010-08-10 | Dividing by a multi-digit decimal | Decimals | Pre-Algebra | Khan Academy | 5:32 | 1,378,657 | |
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2010-08-10 | Multiplying decimals word problem | Decimals | Pre-Algebra | Khan Academy | 2:32 | 311,449 | |
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2010-08-10 | Estimation with Decimals | 3:01 | 176,088 | |
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