Mark Zuckerberg on Taking Risks and Finding Talented People

A constant pressure calorimeter can be used to find the change in enthalpy for a chemical reaction. Let’s look at the chemical reaction between an aqueous solution of silver nitrate and aqueous solution of sodium chloride to form a precipitate of silver c…

Hello, Sal here from Khan Academy. Welcome to our homeroom live stream! We have a very exciting guest today. Uh, but before we jump into that conversation, I will give my standard reminders to folks. One, uh, just a reminder that we are a not-for-profit …

Al is comparing two recipes for homemade bread. The recipe for white bread calls for 4⁄10 of a kilogram of flour. The recipe for whole wheat bread calls for 0.385 kilograms of flour. Which bread takes less flour? So, the white bread calls for 4⁄10 of a …

What’s up you guys? It’s Graham here. So, we’re gonna be going on a bit of a journey with this video, and going down the rabbit hole of investment theory. Because all of this was sparked by an article from CNBC discussing where these super-rich are invest…

We may sometimes want to alter the normal control flow of our loops to either terminate early or skip an iteration. To do this, we can use the break and continue statements. A break statement tells the computer to immediately terminate the loop. We write …

Hi everybody, Dr. Sammy here, your friendly neighborhood entomologist. Here to talk to you about how adaptation, which is dependent on the environment, responds in the context of environmental change. Natural selection promotes adaptation in populations. …