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What is the size of an atom?
0.1 nanometers = 1 × 10^-10
What is the relative mass and charge of a proton?
Mass - 1 charge +1
What is the realtive mass and charge of a nuetron?
Mass - 1 charge - 0
What is the relative mass and charge of a nuetron?
Mass - very small Charge - -1