Problem: A sample of gaseous neon atoms at atmospheric pressure and 0 oC contains 2.69×1022 atoms per liter. The atomic radius of neon is 69 pm.What fraction of the space is occupied by the atoms themselves?

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FREE Expert Solution

Va=4πr33=4(3.14)(69 pm)(10-11 dm1 pm)33=1.37536×10-27 dm3

VNe=(1.37536×10-27 dm3)(1 L1 dm3)(2.69×1022 atoms1 L)=3.6997×10-5 atoms

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Problem Details

A sample of gaseous neon atoms at atmospheric pressure and 0 oC contains 2.69×1022 atoms per liter. The atomic radius of neon is 69 pm.

What fraction of the space is occupied by the atoms themselves?

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Based on our data, we think this problem is relevant for Professor Castaneda's class at UMICH.