The critical temperature $(T_c)$ and critical pressure $(P_c)$ of $CO_2$ are $30.98\,^{\circ}C$ and $73\,atm$ respectively. Can $CO_{2(g)}$ be liquefied at $32\,^{\circ}C$ and $80\,atm$ pressure?
- AYes,it can be liquefied.
- BNo,it cannot be liquefied.
- CIt depends on the volume.
- DIt will sublime.
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For gases $W, X, Y$ and $Z$,the van der Waals constants are given below. Which gas has the highest critical temperature?
Gas $a$ (atm $L^2$ mol$^{-2}$) $b$ ($L$ mol$^{-1}$) $W$ $4.0$ $0.027$ $X$ $8.0$ $0.030$ $Y$ $6.0$ $0.032$ $Z$ $12.0$ $0.027$
| Gas | $a$ (atm $L^2$ mol$^{-2}$) | $b$ ($L$ mol$^{-1}$) |
|---|---|---|
| $W$ | $4.0$ | $0.027$ |
| $X$ | $8.0$ | $0.030$ |
| $Y$ | $6.0$ | $0.032$ |
| $Z$ | $12.0$ | $0.027$ |
Under what conditions will an ideal gas,which follows the kinetic gas equation,undergo liquefaction?
Easy
View SolutionWhich among the following gases liquefy easily?
However great the pressure,a gas cannot be liquefied above its
Medium
View SolutionWhat is the Andrews isotherm graph used for?
Easy
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