Search results for “arm weakness”

Q12 pH value of weak acids

The pH value calculation for weak acids (and bases) is explained. This is more demanding than with strong acids and bases. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.

A Farewell to Arms

A Farewell to Arms is a 1957 American DeLuxe Color CinemaScope drama film directed by Charles Vidor. The screenplay by Ben Hecht, based in part on a 1930 play by Laurence Stallings, was the second feature film adaptation of Ernest Hemingway's 1929 semi-autobiographical novel of the same name. It was

8 Signs You Have a Weak Sense of Self

How well do you know yourself? Besides your favorite color and food, do you know your own interests, hobbies, and strengths? If you struggle to answer this, you may have a weak sense of self. With some work and mindfulness, you can always make yours stronger! Writer: Ria Parikh Script Editor: Isado

Mind-Controlled Robotic Arm

In this video excerpt from NOVA scienceNOW, find out how a paralyzed woman manipulates a robotic arm with her mind to successfully drink from a cup. Correspondent and New York Times technology columnist David Pogue explores this experiment conducted by the BrainGate research team of doctors, scienti

Wild-Inspired Robotic Arms

Learn how one company took inspiration from nature to reinvent the robotic arm in this video excerpted from NOVA: “Making Stuff Wilder.” Host and technology columnist David Pogue meets with engineer Heinrich Frontzek to find out about the Bionic Handling Assistant—a machine modeled after an elephant

Q12 Half Titration - Part 5

Part 5 on acid-base titrations. The performance of a half-titration is explained and its purpose for determining the pKs values of weak acids (or weak bases). Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.

Q12 Acid Base Buffer

Acid-base buffers are briefly explained, as well as the buffering effect. The main point of the screencast, however, is the pH value calculation in the buffer range. Furthermore, it is described how buffer systems are formed in titrations of weak acid with a strong base. Original: "Wolfgang Dukorn"