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QUESTION
The diameter of a neutral helium atom is about 1.0 102 pm. Suppose that we could line up helium atoms side by side in contact with one another.
The diameter of a neutral helium atom is about 1.0 102 pm. Suppose that we could line up helium atoms side by side in contact with one another. Approximately how many helium atoms would it take to make the distance from end to end 1 cm?
