﻿ The density of solid argon is 1.65 g/mL at –233oC. If the argon atom is assumed to be sphere of radius 1.54 × 10–8 cm, what percentage of solid argon is apparently empty space?(At wt of Ar = 40). : Kaysons Education

# The Density Of Solid Argon Is 1.65 G/mL At –233oC. If The Argon Atom Is Assumed To Be Sphere Of Radius 1.54 × 10–8 cm, What Percentage Of Solid Argon Is Apparently Empty Space?(At Wt Of Ar = 40).

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## Question

### Solution

Correct option is

62%

Also, number of atoms in 1.65 g or one mL

∴ Total volume of all atoms of Ar in solid state

= 0.380 cm3

Volume of solid Ar = 1 cm3

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