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 ...

Activation energy is the minimum energy needed for ‘successful collisions’ where atoms within the reactants rearrange to form products. It can be represented on an energy level diagram. The diagram ...

Solar-energy conversion technologies based on organic semiconductors—such as dye-sensitized solar cells and organic photovoltaics 1,2,3 —as well as low-power-consumption electronic devices—such as ...

Secure and reliable access to energy and water on Army installations is essential to mission readiness and for the Total Army to deploy, fight, and win in a complex world. As we progress toward the ...

Like infrared (IR) spectroscopy, Raman spectroscopy is a type of vibrational spectroscopy. These similar methods have some differing qualities, as IR bands emerge due to alterations in the dipole ...

Try these interactive flashcards based on GCSE chemistry past papers. By working your way through the flashcards created by experts, you can prepare for your chemistry exams and make your revision ...