Which of the following statements is/are
true ?
(A) Hydrogen diffuses four time
faster than oxygen
(B) The temperature of a real gas
changes when it expands
adiabatically in vaccum
(C) An ideal gas undergoes
cooling effect when it suffers
an adiabatic expansion in
vaccum
(D) The Joule - Thomson
OT
coefficient
ОР
of an
H
ideal gas is zero
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Answer:
(d) The joule _Thomson
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