To an evacuated vessel with movable piston under external pressure of 1 atm- 0-1 mol of He and 1-0 mol of an unknown compound vapour pressure 0-68 atm- at 0-C are introduced- Considering the ideal gas behaviour determine the total volume in litre of the gases at 0-C

The correct option is A 7 Lfor any ideal gas PV=nRT 0.32× V= 0.1× 0.082× 273 ⇒ V= 7l ...

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Standard XII

Physics

Ideal Gas Equation from KTG

To an evacuat...

Question

To an evacuated vessel with movable piston under external pressure of 1 atm., 0.1 mol of He and 1.0 mol of an unknown compound (vapour pressure 0.68 atm. at $0^{\circ} C$ ) are introduced. Considering the ideal gas behaviour determine the total volume (in litre) of the gases at $0^{\circ} C$

7 L

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9 L

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4 L

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2.3L

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Solution

The correct option is A 7 L
for any ideal gas $P V = n R T$
$0.32 \times V = 0.1 \times 0.082 \times 273 \Rightarrow V = 7 l$

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To an evacuated vessel with movable piston under external pressure of 1 atm., 0.1 mol of He and 1.0 mol of an unknown compound (vapour pressure 0.68 atm. at 0∘C) are introduced. Considering the ideal gas behaviour determine the total volume (in litre) of the gases at 0∘C

The correct option is A 7 Lfor any ideal gas PV=nRT0.32×V=0.1×0.082×273⇒V=7l

To an evacuated vessel with movable piston under external pressure of 1 atm., 0.1 mol of He and 1.0 mol of an unknown compound (vapour pressure 0.68 atm. at $0^{\circ} C$ ) are introduced. Considering the ideal gas behaviour determine the total volume (in litre) of the gases at $0^{\circ} C$

The correct option is A 7 L
for any ideal gas $P V = n R T$
$0.32 \times V = 0.1 \times 0.082 \times 273 \Rightarrow V = 7 l$