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Virial equation of state
JEE Main level
Numerical answer
Difficulty 2 of 3
rg213
A gas has
B
′
=
−
1.80
×
1
0
−
3
at
m
−
1
at a certain temperature. Using
Z
=
1
+
B
′
P
, its compressibility factor at
15.0
atm
(three decimals) is
Numerical answer type, tolerance 0.002.
Answer: 0.973
Z
=
1
+
B
′
P
=
1
+
(
−
1.80
×
1
0
−
3
)
(
15.0
)
=
1
−
0.0270
=
0.9730
, i.e.
0.973
.
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