An element crystallises in a structure having a foc
unit cell of an edge 200 pm. If 200 g of this element
contains 24 x10” atoms then its density is
(a) 41.66 g cm
(b) 313.9 g cm
(c) 8.117 g cm
(d) 400 g cm
-3
Answers
Answered by
1
Answer:
The formula of density is as follows:
d=
N×a
3
zM
z=4
N=24×10
23
atoms
a=200pm
=2×10
−8
cm
d=
8×10
−24
×24×10
23
4×200
=
24
1000
x=41.67 gcm
−3
Answered by
0
Explanation:
The formula of density is as follows:
d=
N×a
3
zM
z=4
N=24×10
23
atoms
a=200pm
=2×10
−8
cm
d=
8×10
−24
×24×10
23
4×200
=
24
1000
x=41.67 gcm
−3
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