Atoms

How much atoms are in a rain drop?
The accepted average volume of a drop of water is exactly 0.05 mL (20 drops per milliliter). It turns out there are over 1.5 sextillion molecules in a...
What instrument would be best for a scientist to take pictures of atoms and molecules?
A transmission electron microscope can be used to see nanoparticles and atoms. How can we take pictures of atoms?What microscope is used to see atoms?...