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The volume of $20 g$ each of methane, ethane, propane and butane was measured at $450 K$ and $1 atm$ . The correct order of their volume is:

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Important Questions on States of Matter

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 36

The densities of two gases

X

and

Y

are

0.09 g {cc}^{- 1}

and

1.44 g {cc}^{- 1}

, respectively. If the rate of diffusion of

X

100

, then that of

Y

is:

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 37

Two non-reactive gases

A

and

B

are present in a container with partial pressure of

200 mm

and

180 mm of Hg

each. If a third non-reactive gas

C

is added, the total pressure becomes

1 atm

. Then, the mole fraction of

C

will be:

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 38

2 g

of hydrogen diffuses from a vessel in

' t'

minutes and

0.5 g

of oxygen diffuses through the same vessel under similar conditions in

10 minutes

. The value of

' t'

is:

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 39

1 : 4

molar mixture of

P

(molar mass

= 16 g

) and gas

Q

(molar mass

= 4 g

) is contained in a vessel at

20 bar

pressure. Due to a hole in the vessel, the gas mixture leaks out. The composition of the mixture diffusing out initially is:

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 40

The rate of diffusion of $N_{2}$ at $T ° C$ is $1.625$ times of ${SO}_{2}$ at $50 ° C$ . Then, the value of $' T'$ is:

NOTE: Pressure is same for both the gases.

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 41

If the four tubes of a car are filled to the same pressure with

H_{2}, O_{2}, N_{2}

and

Ne

separately under similar conditions, then the correct order of time taken for filling up of the tubes are:

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 42

At room temperature,

{NH}_{3}

gas at

1 atm

and

HCl

P atm

are allowed to diffuse through identical pin holes from opposite ends of a glass tube of

1 m

length.

{NH}_{4} Cl

is first formed at a distance of

60 cm

and from the end through which

HCl

gas is sent in. The value of

P

is:

HARD

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Practice Book for MHT-CET Chemistry (Physical Chemistry 1)>Chapter 3 - States of Matter>TOPICWISE QUESTIONS>Q 43

$2 litres$ of flask contains $0.2 moles$ of moist $N_{2}$ gas at $300 K$ at $3 atm$ . If this moist gas is shifted to a one-litre flask, then the pressure exerted in the new flask is:

The volume of 20 g each of methane, ethane, propane and butane was measured at 450 K and 1 atm. The correct order of their volume is:

Important Questions on States of Matter

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The volume of $20 g$ each of methane, ethane, propane and butane was measured at $450 K$ and $1 atm$ . The correct order of their volume is: