The main objective of our investigation was to evaluate the implementation of a remote experimental system in high school chemistry classes, involving acid–base titration content ... with the acid ...

In the aftermath of the crash there were fears it was carrying a combination of alcohol and 15 containers of sodium cyanide. However the Solong's owner, Ernst Russ, has confirmed the ship was not ...

When a chemical reaction occurs, energy is transferred to or from the surroundings. There is usually a temperature change. For example, when a bonfire burns it transfers heat energy to the ...

Department of Earth Sciences, Freie Universität Berlin, Berlin 12249, Germany ...