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Organic Course 1 or Course 2
Currently (March 2021) this is a moot point, since only Course 1 is available, however, toward the end of the 2020-21 academic year, a second version of the organic course and materials will become...

Definitions – they’re important!
On old A Level and IB exams there were commonly questions that straight-up asked for definitions. Literally, "Define ... X". Common examples of X were things such as "Enthalpy of Formation", or...

AP Chemistry Online Summer Workshops for TEACHERS 2021
AP Chemistry Online Summer Workshops 2021: Once again this coming summer, I plan to offer two, AP Chemistry Teacher Workshops, and I'd love to have you join me. These courses will be the 15th and...

Online AP Chemistry Review Course for STUDENTS 2021
In the Spring of 2021 I will once again be offering an Online AP Chemistry Review Course for AP Chemistry STUDENTS. The course will open on April 1st 2021. Let's start with the basics Where? Online...

Tom Greenbowe’s Flash REDOX titration simulation lives!
At least for now. You may know that one of my favorite simulations of all time is an ancient one produced by Tom Greenbowe. It's a favorite of mine since it never fails to be a huge help by being a...

The 10 blog posts ALL #apchemistry students should read
Here's a round up of some of the most popular blog posts that I've written relating to AP Chemistry. Some of these are old posts, some relatively new, but they all hold nuggets of information that...

AP Chemistry exam integrity goes into negative territory for 2021
Let's not bury the lead here. If you thought the AP Chemistry exam in 2020 was a zero integrity farce (spoiler alert, it was), it's going to be much, MUCH worse in 2021. So what's going on? Having...

Quadratics, equilibrium, and AP Chemistry
Here's a common question that I was asked once again today; Adrian, why do some of your materials point to equilibrium problems that contain the need for quadratic equations, when we know that type...

Error in AP Chemistry ‘Exam’ 2020 confirmed
A couple of weeks ago I wrote to Jamie Benigna (Director AP Chemistry Curriculum, Instruction, and Assessment) to ask about an error that I spotted in one of the questions used in the AP Chemistry...