A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is

Stoichiometry
A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is

880

380

760

630

880

380

760

630

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Stoichiometry
Disappearance of snow in subzero weather exemplifies the process of

Sublimation

Vaporisation

Melting

Evaporation

Sublimation

Vaporisation

Melting

Evaporation

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Stoichiometry
A reduction process is accompanied with increase in the

Both A & B

Oxidation number

Neither A nor B

Number of electrons

Both A & B

Oxidation number

Neither A nor B

Number of electrons

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Stoichiometry
The chemical nature of an element is independent of

None of these

The number of protons or electrons present in it

The number of neutrons present in it

Its atomic number

None of these

The number of protons or electrons present in it

The number of neutrons present in it

Its atomic number

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Stoichiometry
An ideal gas can be liquified, because

It gets solidified directly without becoming liquid

Its critical temperature is more than 0°C

Forces operative between its molecules are negligible

Its molecular size is very small

It gets solidified directly without becoming liquid

Its critical temperature is more than 0°C

Forces operative between its molecules are negligible

Its molecular size is very small

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Stoichiometry
The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids.

Polar

Neither A nor B

Non-polar

Both A & B

Polar

Neither A nor B

Non-polar

Both A & B

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Stoichiometry

Stoichiometry A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is

Stoichiometry Disappearance of snow in subzero weather exemplifies the process of

Stoichiometry A reduction process is accompanied with increase in the

Stoichiometry The chemical nature of an element is independent of

Stoichiometry An ideal gas can be liquified, because

Stoichiometry
A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is

Stoichiometry
Disappearance of snow in subzero weather exemplifies the process of

Stoichiometry
A reduction process is accompanied with increase in the

Stoichiometry
The chemical nature of an element is independent of

Stoichiometry
An ideal gas can be liquified, because