Uploaded July 2021 | Updated September 2026, 1 week ago
Scientific notation is a way of writing very large and very small numbers by expressing them as a coefficient multiplied by some power of 10.
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Time Stamps:
0:00 Introduction
0:40 What it is and Why it is Useful
8:32 Coefficients
9:42 Powers of 10 (Positive and Negative Exponents)
13:25 Proper Formatting
14:37 Converting from Scientific Notation into Decimal / Standard Format
17:31 Converting from Decimal / Standard Format into Scientific Notation
#ScientificNotation #YouCanLearnAnything #chemistry
Scientific notation is a way of writing very large and very small numbers by expressing them as a coefficient multiplied by some power of 10.
🍵Buy the Professor a tea to keep the videos coming: patreon.com/c/ChemistryinaNutshell
🧪 For the chemist who prefers eyebrows: Grab the complete collection of 11 hand-drawn lab safety posters: payhip.com/b/SNQL0
🔬As an Amazon Affiliate, I earn from qualifying purchases at no extra cost to you. Start your shopping here: amazon.com/shop/chemnut?ccs_id=11f20bce-5f74-427b-85fb-bdf66849405a
Time Stamps:
0:00 Introduction
0:40 What it is and Why it is Useful
8:32 Coefficients
9:42 Powers of 10 (Positive and Negative Exponents)
13:25 Proper Formatting
14:37 Converting from Scientific Notation into Decimal / Standard Format
17:31 Converting from Decimal / Standard Format into Scientific Notation
#ScientificNotation #YouCanLearnAnything #chemistry
![The Benzene Puzzle [Part 1]](https://i.ytimg.com/vi/W2BysSrl7Hs/mqdefault.jpg "The Benzene Puzzle [Part 1]
Can you figure out the structure of benzene from the data we had in the 1800s? It certainly eluded early chemists for a long time!
Watch the whole playlist. Can you solve the puzzle before Kekule? https://www.youtube.com/playlist?list=PLvUW25kBaMMvs5nsG1VUQA0wsP9LGEQha
Playlists to ACE Chemistry:
https://www.youtube.com/playlist?list=PLvUW25kBaMMuKRkW9gDV7vlAk4Y9WRU7c
https://www.youtube.com/playlist?list=PLvUW25kBaMMssGHFrR4Ee7 8cFBvBkgN
https://www.youtube.com/playlist?list=PLvUW25kBaMMs9m0GL4dz8jSs0K4PWfqCp
https://www.youtube.com/playlist?list=PLvUW25kBaMMuHwUffHLOozSFQ0Cz_iTnC
https://www.youtube.com/playlist?list=PLvUW25kBaMMv7_3jTEAe3vVZqPhsjf5Oy
https://www.youtube.com/playlist?list=PLvUW25kBaMMtc45U4K2b0Dm88L9D7d0EE
🍵Buy the Professor a tea to keep the videos coming: https://www.patreon.com/c/ChemistryinaNutshell
🧪 For the chemist who prefers eyebrows: Grab the complete collection of 11 hand-drawn lab safety posters: https://payhip.com/b/SNQL0
🔬As an Amazon Affiliate, I earn from qualifying purchases at no extra cost to you. Start your shopping here: https://www.amazon.com/shop/chemnut?ccs_id=11f20bce-5f74-427b-85fb-bdf66849405a
Time Stamps:
0:00 Introduction
Pre-1865
0:31 Molecular Formula of C6H6 and 4 Degrees of Unsaturation
5:25 Unusual Stability
5:34 No Electrophilic Addition Reactions / No C=C
6:56 Substitution Products / Equivalent Hydrogens
8:02 Ethane & Propane Substitutions & Equivalent Hydrogens
The 1865 Challenge
9:54 Propose a Structure of Benzene Give Information Available in 1865
10:29 Answers from 1865
1865 - 1890
13:15 Kekulés 1865 proposition that 2 different 1,2-disubstituted products are indistinguishable
*** Mistake: Kekulé never used his first given name (Friedrich); he was known throughout his life as August Kekulé.
13:31 Dewar and Ladenburg Structures
Citations:
Organic Chemistry, 8th ed. Bruice, Paula Yurkanis. 2016. Pearson. Chapter 8
#benzene #puzzle #chemistry")
