Gresham College has been providing free public lectures since 1597, making us London's oldest higher education institution. This podcast offers our recorded lectures that are free to access from the Gresham College website, or our YouTube channel.
…
continue reading
Welcome to a brand new podcast by Gresham College called Any Further Questions? This is a podcast where we sit down with one of our speakers for an in-depth candid discussion on the lecture they just gave. Due to our strict 1 hour lecture time, we get tons of questions from our online and in-person audience that go unanswered. This is the place they are answered.
…
continue reading

1
MhChem Chemistry with Dr. Michael Russell
Dr. Michael Russell of Mt. Hood Community College in Gresham, Oregon USA (mhchem.org)
A podcast supporting the chemistry students of Dr. Michael Russell at Mt. Hood Community College in Gresham, Oregon, USA.
…
continue reading

1
Does Net Zero Mean the End of Livestock Agriculture? - Myles Allen
51:06
51:06
Play later
Play later
Lists
Like
Liked
51:06This lecture was recorded by Myles Allen on 29th April 2025 at Barnard's Inn Hall, London. Myles is the Frank Jackson Foundation Professor of the Environment. Myles is also is currently Director of the Oxford Net Zero initiative. He was awarded the Appleton Medal and Prize by the Institute of Physics in 2010, and in 2022 a CBE for services to clima…
…
continue reading
Chemistry 223 Video Lecture from May 23, 2025. This video covers Day 2 of an Exam Review for the upcoming Midterm Exam II. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
This the Complete Lecture for the Exam II Review of CH 223.By Michael Russell
…
continue reading

1
The 2025 Annual Lord Mayor's Event - Alastair King
57:14
57:14
Play later
Play later
Lists
Like
Liked
57:14This lecture was recorded by Alderman Alastair King on 14th April 2025 at Guildhall, London. Alastair King is the 696th Lord Mayor of the City of London His civic responsibilities began when he was first elected as Common Councillor for Queenhithe Ward in 1999 – giving him over 24 years’ uninterrupted service; he was appointed Deputy for the Ward i…
…
continue reading

1
What Rights and Duties are Missing from the U.S. Constitution? - Clive Stafford Smith
45:56
45:56
Play later
Play later
Lists
Like
Liked
45:56This lecture was recorded by Clive Stafford Smith on 10th April 2025 at Barnard's Inn Hall, London. Clive is the Gresham Professor of Law He is the founder and director of the Justice League a non-profit human rights training centre focused on fostering the next generation of advocates. He also teaches part time at Bristol Law School and Goldsmiths…
…
continue reading

1
CH 223: A Video Introduction to Midterm Exam II
1:23
1:23
Play later
Play later
Lists
Like
Liked
1:23This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 223.By Michael Russell
…
continue reading
Chemistry 223 Video Lecture from May 21, 2025. This video covers material from Chapter 17 including info on electrolysis and more; it also covers Day 1 of an Exam Review for the upcoming Midterm Exam II. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
Chemistry 223 Video Lecture from May 19, 2025. This video covers material from Chapter 17 including using the Faraday constant F, deltaG and E, E and K, quantitative electrochemistry, the Nernst equation, types of batteries and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!…
…
continue reading
Chemistry 223 Video Lecture from May 16, 2025. This video covers material from Chapter 17 including using SHE electrodes, cell potential tables of reduction, calculating E values, E and delG (spontaneity), the Faraday constant F, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!…
…
continue reading

1
CH 223: An Audio Introduction to Chapter Guide Five
2:41
2:41
Play later
Play later
Lists
Like
Liked
2:41This is the audio introduction to Chapter Guide Lesson Five (which covers Chapter Sixteen and Chapter Seventeen) in our textbook) for Chemistry 223.By Michael Russell
…
continue reading

1
CH 223: A Video Introduction to Chapter Guide Five
1:42
1:42
Play later
Play later
Lists
Like
Liked
1:42This is the video introduction to Chapter Guide Lesson Five (which covers Chapter Sixteen and Chapter Seventeen) in our textbook) for Chemistry 223.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Gibbs Free Energy
12:12
12:12
Play later
Play later
Lists
Like
Liked
12:12A screencast from Chapter 16 in CH 223 which discusses Gibbs Free Energy and its implications in chemistry.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Calculations with Gibbs Free Energy
25:53
25:53
Play later
Play later
Lists
Like
Liked
25:53A screencast from Chapter 16 in CH 223 which provides examples of how to calculate Gibbs Free Energy for reactions.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Gibbs, Temperature and Equilibrium
11:52
11:52
Play later
Play later
Lists
Like
Liked
11:52A screencast from Chapter 16 in CH 223 which discusses the relationship between Gibbs Energy, Temperature and Equilibrium.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - An Introduction to Redox Reactions and Electrochemistry
16:29
16:29
Play later
Play later
Lists
Like
Liked
16:29A screencast from Chapter 17 in CH 223 which introduces redox reactions and electrochemistry and how they influence our lives.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Balancing Redox Reactions in Acidic Solution
19:25
19:25
Play later
Play later
Lists
Like
Liked
19:25A screencast from Chapter 17 in CH 223 which gives tips on how to balance redox reactions in acidic conditions.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Balancing Redox Reactions in Basic Solutions
14:33
14:33
Play later
Play later
Lists
Like
Liked
14:33A screencast from Chapter 17 in CH 223 which gives tips on how to balance redox reactions in basic conditions.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Electrolytic Cells
18:56
18:56
Play later
Play later
Lists
Like
Liked
18:56A screencast from Chapter 17 in CH 223 which discusses the electrolytic cell and its implication for chemists.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Electromotive Force (EMF)
14:59
14:59
Play later
Play later
Lists
Like
Liked
14:59A screencast from Chapter 17 in CH 223 which discusses the electromotive force (EMF) and how it applies to chemistry.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Using Electromotive Force in Electrolytic Cells
18:21
18:21
Play later
Play later
Lists
Like
Liked
18:21A screencast from Chapter 17 in CH 223 which discusses how the electromotive force can be used in electrolytic cells for a variety of purposes.By Michael Russell
…
continue reading

1
Chapter 17 Screencast - Quantitative Electrochemistry
11:24
11:24
Play later
Play later
Lists
Like
Liked
11:24A screencast from Chapter 17 in CH 223 which looks at methods to quantify electrochemical reactions using the Faraday constant. Memorize the Faraday constant!By Michael Russell
…
continue reading

1
Chapter 17 Screencast - The Nernst Equation
10:25
10:25
Play later
Play later
Lists
Like
Liked
10:25A screencast from Chapter 17 in CH 223 which looks at the Nernst equation which is used to find cell potentials under non-standard conditions.By Michael Russell
…
continue reading

1
Chapter 17 Complete Lecture - Part I
1:03:21
1:03:21
Play later
Play later
Lists
Like
Liked
1:03:21This the Complete Lecture for Chapter 17. This episode is part 1 of 2 episodes.By Michael Russell
…
continue reading

1
Chapter 17 Complete Lecture - Part II
1:03:20
1:03:20
Play later
Play later
Lists
Like
Liked
1:03:20This the Complete Lecture for Chapter 17. This episode is part 2 of 2 episodes.By Michael Russell
…
continue reading
Chemistry 223 Video Lecture from May 14, 2025. This video covers material from Chapter 17 including balancing redox reactions in base, direct redox reactions, making an electrochemical cell, electrocell short hand notation, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!…
…
continue reading

1
How Does Surveillance Work? - Victoria Baines
50:33
50:33
Play later
Play later
Lists
Like
Liked
50:33Watch the Q&A session here: https://youtu.be/Y9JR7El863k Our alert systems for identifying safety and security threats have evolved over time. As the threat from wild animals diminished, the perceived threat from other humans increased. To defend our territories and our livelihoods, we began to gather intelligence on our enemies, in the hope that b…
…
continue reading
Chemistry 223 Video Lecture from May 12, 2025. This video covers material from Chapter 17 including redox versus atom transfer reactions, direct and indirect redox reactions, balancing redox reactions (part 1), and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!…
…
continue reading
Chemistry 223 Video Lecture from May 9, 2025. This video covers material from Chapter 16 including the meaning of deltaG, enthalpy and entropy driven reactions, threshold temperatures and delG, equilibrium constants and delG, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!…
…
continue reading

1
Why Are Cities Going Bankrupt? - Martin Daunton
1:00:13
1:00:13
Play later
Play later
Lists
Like
Liked
1:00:13Watch the Q&A session here: https://youtu.be/G_SpC_BV4jA In the late nineteenth century, Joseph Chamberlain transformed Birmingham with municipal enterprise and urban improvement, but in the last few years, local authorities have been facing serious financial difficulties, and some of the largest, such as Birmingham, have faced the equivalent of ba…
…
continue reading

1
CH 223: An Audio Introduction to Chapter Guide Four
2:41
2:41
Play later
Play later
Lists
Like
Liked
2:41This is the audio introduction to Chapter Guide Lesson Four (which covers Chapter Fifteen and Chapter Sixteen in our textbook) for Chemistry 223.By Michael Russell
…
continue reading

1
CH 223: A Video Introduction to Chapter Guide Four
1:28
1:28
Play later
Play later
Lists
Like
Liked
1:28This is the video introduction to Chapter Guide Lesson Four (which covers Chapter Fifteen and Chapter Sixteen in our textbook) for Chemistry 223.By Michael Russell
…
continue reading

1
Chapter 15 Screencast - An Introduction to Solubility
19:55
19:55
Play later
Play later
Lists
Like
Liked
19:55A screencast from Chapter 15 in CH 223 which introduces solubility and how it applies to chemical systems.By Michael Russell
…
continue reading

1
Chapter 15 Screencast - Solubility and Ksp
22:27
22:27
Play later
Play later
Lists
Like
Liked
22:27A screencast from Chapter 15 in CH 223 which discusses how solubility relates to the solubility product constant used in equilibrium calculations.By Michael Russell
…
continue reading

1
Chapter 15 Screencast - The Common Ion Effect and Solubility
13:56
13:56
Play later
Play later
Lists
Like
Liked
13:56A screencast from Chapter 15 in CH 223 which investigates the role that the Common Ion Effect plays in regards to a substance's solubility.By Michael Russell
…
continue reading

1
Chapter 15 Screencast - Separating Substances by Differences in Ksp
13:27
13:27
Play later
Play later
Lists
Like
Liked
13:27A screencast from Chapter 15 in CH 223 which looks at how clever chemists use differences in Ksp values to separate substances in solution.By Michael Russell
…
continue reading
A screencast from Chapter 15 in CH 223 which looks at complex ions and formation constants.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Thermodynamics and Kinetics
25:22
25:22
Play later
Play later
Lists
Like
Liked
25:22A screencast from Chapter 16 in CH 223 which provides an overview of thermodynamics and kinetics (and the differences between these two fields of study.)By Michael Russell
…
continue reading

1
Chapter 16 Screencast - An Introduction to Entropy
22:28
22:28
Play later
Play later
Lists
Like
Liked
22:28A screencast from Chapter 16 in CH 223 which introduces entropy and what it means for thermodynamics and chemists.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Entropy Calculations I
14:20
14:20
Play later
Play later
Lists
Like
Liked
14:20A screencast from Chapter 16 in CH 223 which gives ideas on how to calculate entropy in different circumstances.By Michael Russell
…
continue reading

1
Chapter 16 Screencast - Entropy Calculations II
27:46
27:46
Play later
Play later
Lists
Like
Liked
27:46A screencast from Chapter 16 in CH 223 which gives additional suggestions and examples on how to calculate entropy.By Michael Russell
…
continue reading
This the Complete Lecture for Chapter 15. There is only one episode for Chapter 15.By Michael Russell
…
continue reading

1
Chapter 16 Complete Lecture - Part I
1:03:22
1:03:22
Play later
Play later
Lists
Like
Liked
1:03:22This the Complete Lecture for Chapter 16. This episode is part 1 of 2 episodes.By Michael Russell
…
continue reading

1
Chapter 16 Complete Lecture - Part II
1:06:48
1:06:48
Play later
Play later
Lists
Like
Liked
1:06:48This the Complete Lecture for Chapter 16. This episode is part 2 of 2 episodes.By Michael Russell
…
continue reading
Chemistry 223 Video Lecture from May 7, 2025. This video covers material from Chapter 16 including entropy and enthalpy, the second law of thermodynamics, Gibbs Free energy, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
Watch the Q&A session here: https://youtu.be/qz9a4zXIFz0 The ancient Druids have long represented some of the most striking and controversial figures in ancient and medieval literature. In this lecture, we will look at the many different ways in which the modern imagination has been inspired by them, both as heroic ancestors and as demonic villains…
…
continue reading
Chemistry 223 Video Lecture from May 5, 2025. This video covers material from Chapter 16 including kinetics versus enthalpy, the 1st and 3rd laws of thermodynamics, an introduction to entropy, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
Chemistry 223 Video Lecture from May 2, 2025. This video covers material from Chapter 15 including separating ions through differences in Ksp, formation constants and Kf values, and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
Watch the Q&A session here: https://youtu.be/PcNoOjT30VY Vaccination has changed the world, saving millions of lives and enabling us to eradicate a lethal disease for the first time in human history – not to mention their critical role in ending the Covid-19 pandemic. This lecture explores how a vaccine actually works, why mRNA vaccines are truly g…
…
continue reading
Chemistry 223 Video Lecture from April 30, 2025. This video covers material from Chapter 15 including solubility, the solubility table from CH 221, Ksp, calculating ion concentrations to begin precipitation and more. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading
Chemistry 223 Video Lecture from April 28, 2025. This video covers material from day 3 of an Exam Review for Midterm Exam I of CH 223. CH 223 website: http://mhchem.org/223 Let me know if you have any questions! Peace!By [email protected]
…
continue reading