If 300 ml of a gas at 27°C is cooled to 7°C at constant pressure, its final volume will be:
1. | 135 ml | 2. | 540 ml |
3. | 350 ml | 4. | 280 ml |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBoyle's law is applicable in :
1. Isobaric process
2. Isochoric process
3. Isothermal process
4. Adiabatic process
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAs the temperature increases, average kinetic energy of molecules increases. With increase in temperature at constant volume, the pressure -
1. Increases
2. Decreases
3. Remains same
4. Becomes half
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA plot of volume versus temperature (T) for a gas at constant pressure is a straight line passing through the origin. The plots at different values of pressure are shown in the figure given below.
The correct order of pressure is -
Temperature (K)
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyV versus T curves at constant pressure P1 and P2 for an ideal gas are as shown in the figure. The correct statement is-
1. P1>P2
2. P1<P2
3. P1=P2
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAt 0°C, the density of a certain oxide of a gas at 2 bar is the same as that of dinitrogen at 5 bar.
The molecular mass of the oxide would be -
1. 35 g/mol
2. 45 g/mol
3. 70 g/mol
4. 60 g/mol
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA 200 mL flask having oxygen at 220 mm and a 300 mL flask having nitrogen at 100 mm are connected in such a way that may combine in their volumes if temperature is kept constant. The total pressure of the gaseous mixture is-
1. 158 mm
2. 138 mm
3. 148 mm
4. 168 mm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe plots of different values of pressure versus temperature are shown in the given figure. The correct order of volume for the following plot is-
1. V4 < V3 < V2 < V1
2. V4 > V3 < V2 > V1
3. V4 > V3 > V2 > V1
4. V4 > V3 > V2 < V1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor a real gas, PV is a constant over a small range of pressures at-
1. Boyle’s temperature
2. Critical temperature
3. Inversion temperature
4. Ordinary temperature
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe variation of pressure with the volume of the gas at different temperatures can be
graphically represented as per the following graph:
If the temperature increases from 200K to 400K (at constant pressure), the volume of a
gas would-
1. Increase
2. Decrease
3. Remain constant
4. 1st decreases then increases
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology