Nickel is face-centred cubic with a unit cell of side 352 pm. What is the number of

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Nickel is face-centred cubic with a unit cell of side 352 pm. What is the number of atoms per square centimetre exposed on a surface formed by

(a) (100),

(b) (110),

(c) (111) planes?

Calculate the frequency of molecular collisions per surface atom in a vessel containing

(a) Hydrogen,

(b) Propane at 25°C when the pressure is (i) 100 Pa, (ii) 0.10 µTorr.

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Physical Chemistry

ISBN: 9780716787594

8th Edition

Authors: Peter Atkins, Julio De Paula

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