Safari Live - Day 42 | National Geographic

Calculate the pH at the half equivalence point. So let’s just remind ourselves what the half equivalence point even is. The equivalence point is when the titrant, in this case the hydrochloric acid, completely reacts with the potassium sorbate, the thing…

[Instructor] We’re asked what is the value of the point graphed on the number line, and this is the point right over here. So pause this video and see if you can figure that out before we figure it out together. All right, so let’s try to figure it out …

(Tranquil music) (Birds chirping) - [Giuliana] Without fungi, no plant could live outside of water. Without fungi, nothing would decompose. (Tranquil music continues) (Birds chirping) Most of the fluxes of nutrients on our planet would not exist. Basicall…

Is being overly kind actually more harmful than helpful? In a world that often equates kindness with virtue, it might seem counterintuitive to suggest that there’s such a thing as too much generosity. Yet, stepping back and examining the philosophy of Sto…

It’s so sad to see kitten suffering and dying in the streets that I cannot stand it. It will affect my mental health. I can’t pass by a kitten on the street and not rescue it because I know it’s going to have a horrible life until it dies. Holyland cats …

Sunil and his friends have been using a group messaging app for over a year to chat with each other. He suspects that, on average, they send each other more than 100 messages per day. Sunil takes a random sample of seven days from their chat history and r…