Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.1

EASY

11th Mizoram Board

IMPORTANT

Earn 100

What will be the minimum pressure required to compress $500 d m^{3}$ of air at $1$ bar to $200 {dm}^{3}$ at $30^{o} C$ ?

Important Questions on States of Matter

EASY

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.2

A vessel of

120 mL

capacity contains a certain amount of gas at

35^{o} C

and

1.2

bar pressure. The gas is transferred to another vessel of volume

180 mL

at

35^{o} C

. What would be its pressure?

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.3

Using the equation of state

p V = n R T

; show that at a given temperature density of a gas is proportional to gas pressure

p .

HARD

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.4

At

0 ° C

, the density of a certain oxide of a gas at

2

bar is same as that of dinitrogen at

5

bar. What is the molecular mass of the oxide?

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.5

Pressure of $1 g$ of an ideal gas A at $27^{o} C$ is found to be $2$ bar. When $2 g$ of another ideal gas B is introduced in the same flask at same temperature the pressure becomes $3 bar$ . Find a relationship between their molecular masses.

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.6

The drain cleaner, Drainex contains small bits of aluminium which react with caustic soda to produce dihydrogen. What volume of dihydrogen at

20^{o} C

and one bar will be released when

0.15 g

of aluminium reacts?

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.7

What will be the pressure exerted by a mixture of

3.2 g

of methane and

4.4 g

of carbon dioxide contained in a

9 d m^{3}

flask at

27^{o} C

?

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.8

What will be the pressure of the gaseous mixture when

0.5 L

of

H_{2}

at

0.8

bar and

2.0 L

of dioxygen at

0.7

bar is introduced in a

1 L

vessel at

27^{o} C

?

MEDIUM

11th Mizoram Board

IMPORTANT

Chemistry (Vol 1)>Chapter 5 - States of Matter>EXERCISES>Q 5.9

Density of a gas is found to be

5.46 g / {d m}^{3}

at

27^{o} C

at

2

bar pressure. What will be its density at STP?