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Atoms are everywhere

A helium atom has a diameter of about 610116\cdot10^{-11} meters, and a hydrogen atom weighs about 1.710271.7 \cdot 10^{-27} kilograms.

The mass of Jupiter is about 1.8991027kg1.899 \cdot 10^{27} kg , of which about 1.710271.7 \cdot 10^{27} is hydrogen.

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  1. What idea can you get of the size of atoms and their mass?

  2. Calculate the number of hydrogen atoms that Jupiter contains.


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