The acceptance of molecules as 3D structures led to major advances in chemistry, with quantum mechanics providing the theoretical framework. Early successes, like modeling the neutral H2 molecule, ...
Students use the terms isotope, atomic number, mass number, and atomic mass. Atomic Theory: Structure of the Atom: Students use the terms isotope, atomic number, mass number, and atomic mass to ...
Just when you think you've seen it all: a seemingly ordinary picture emerged as the champion from a science photography competition and it allows you to stare into an atom with your naked eyes. The ...
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