Question

S.
ms
on
ral
at 900°C (assuming molar mass and atomic radii
of iron remains constant with temperature) is
[NEET-2018]
(1)
به به
(2)
4.3
32
1
(3)
NI-
(4)
33
4.2
Iron exhibits bcc structure at room temperature.
Above 900°C, it transforms to fcc structure. The
ratio of density of iron at room temperature to that​

Answer 1

Answer:

my be the Answer is (2)

4.3

32

1

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