Anonymous Anonymous

21-09-2016
Chemistry

Answered

The density of liquid radon is 4.400 g/ml. The density of gaseous radon is is 9.730 g/L. How many atoms of Rn are there in 1.00 liters of liquid Rn?

Verified Answer :

26-09-2016

d=4,4g/mL
V=1L=1000mL

m = dV = 4,4g/mL 1000mL = 4400g

222g ----------- 6,02×10²³
4400g --------- Nₓ

Nₓ = 6,02×10²³ 4400g / 222g ≈ 119,32×10²³ = 1,1932×10²⁵

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