Let students know that in this chapter they will explore what happens during a chemical change. In a chemical change, the atoms in the reactants rearrange themselves and bond together differently to ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Electrolysis can isolate hydrogen by splitting water – H₂O – into H₂ and O₂ using an electric current. Methane reforming uses steam to split methane, or CH₄, into H₂ and CO₂.

For years, a chemical imbalance of serotonin has been widely viewed as the culprit for depression, resulting in the widespread use of antidepressants. The study published this week in the journal… ...

This electrolysis has nothing to do with getting rid of unwanted hair. It's a problem that can rot your car's cooling system ...

To start a fire, you need an external heat source such as lightning. David Wheat/Shutterstock. A little bit of extra heat won’t do it. But when cellulose and lignin are heated to 300°C ...

A vital system of ocean currents in the Atlantic could collapse within a few decades – an event that would be catastrophic for global weather and “affect every person on the planet.” ...

Perspectives for chemical-assisted water electrolysis provide valuable insights into innovative catalyst design strategies and outline future directions for achieving low-voltage and high ...

The U.S. Chemical Safety and Hazard Investigation Board, a federal watchdog that advises rule-making, has documented more than 170 serious accidents caused by reactives—resulting in more than ...

The liquid chemical being touted as a brain booster - Claims about methylene blue are alluring, ... Our mission, making change happen, has never been as important as it is today.

A chemical in plastics is tied to heart disease deaths. In 2018, ... How to make recyclable plastics out of CO 2 to slow climate change. By Ann Leslie Davis September 9, 2022.