Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 36

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The temperature of a sample of sulfur dioxide is increased from $27 ° C$ to $327 ° C$ . The average kinetic energy of the gas molecules

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Important Questions on States of Matter: Gases and Liquids

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 37

A container having volume

V

contains an ideal gas at

1 atm

pressure. It is connected to another evaulated container having volume

0.5 {dm}^{3}

through a tube having negligible volume. After some time the first container is found to have pressure

570 mm

of

Hg .

If temperature is constant,

V

is:

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 38

The vapour density of gas

A

is four times that of

B

. If the molecular mass of

B

is

M

, then molecular mass of

A

is:

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 40

In an experiment, it was found that for a gas at constant temperature,

PV = C

. The value of

C

depends on

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 41

The quantity that does not change for a sample of a gas in a sealed rigid container when it is cooled from

120 ° C

to

90 ° C

at constant volume is

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 42

Equal masses of ethane and hydrogen gas are present in a container at

25 ° C

. The fraction of the total pressure exerted by ethane gas is:

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 43

The volume of nitrogen evolved on complete reaction of

9 g

of ethylamine with a mixture of

{NaNO}_{2}

and

HCl

at

273 K

and

1 atm

pressure is:

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 48

A gas will approach ideal behaviour at

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Alpha Question Bank for Engineering: Chemistry>Chapter 3 - States of Matter: Gases and Liquids>Exercise-4>Q 51

Under high pressure conditions, Van der Waal's equation for a real gas reduces to: