The van der Waals' equation for one mole may be expressed as Vm3−b+RTpVm2+aVmp−abp=0where Vm is the molar volume of the gas Which of the following is incorrect?
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a
For a temperature less than TC,V has three real roots
b
For a temperature less than TC,V has three imaginary roots
c
For a temperature equal to TC,V all three roots of y are real and identical
d
on in.r"uri.tg the temp. (T< TC) the three roots be-come closer to one another
answer is B.
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Detailed Solution
Below critical temperature a gas can be liquified.So Vm has three real roots.
The van der Waals' equation for one mole may be expressed as Vm3−b+RTpVm2+aVmp−abp=0where Vm is the molar volume of the gas Which of the following is incorrect?