Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 4

EASY

AS and A Level

IMPORTANT

Earn 100

A small pellet of uranium- $235$ has a mass of $20 mg$ . For this pellet, calculate the number of uranium atoms.

Important Questions on Ideal Gases

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 4

A small pellet of uranium- $235$ has a mass of $20 mg$ . For this pellet, calculate the number of moles.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 5

It can be useful to recall that $1.0 kg$ of ordinary matter contains in the order of $10^{26}$ atoms. Making suitable estimates, test this statement.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Question>Q 6

A balloon contains

0.04 m^{3}

of air at a pressure of

120 kPa

. Calculate the pressure required to reduce its volume to

0.025 m^{3}

at constant temperature.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 7

At what temperature (in

K

) will

1.0 mol

of a gas occupy

1.0 m^{3}

at a pressure of

1.0 \times 10^{4} Pa

?

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 8

Nitrogen consists of molecules

N_{2}

. The molar mass of nitrogen is

28 g {mol}^{- 1}

. For

100 g

of nitrogen, calculate the number of moles.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 8

Nitrogen consists of molecules

N_{2}

. The molar mass of nitrogen is

28 g {mol}^{- 1}

. For

100 g

of nitrogen, calculate the volume occupied at room temperature and pressure

(20 ° C; 1.01 \times 10^{5} Pa)

.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 9

Calculate the volume of

5.0 mol

of an ideal gas at a pressure of

1.0 \times 10^{5} Pa

and a temperature of

200 ° C

.

EASY

AS and A Level

IMPORTANT

Physics for Cambridge International AS & A Level Coursebook 3rd Edition Digital Access>Chapter 20 - Ideal Gases>Questions>Q 10

A sample of gas contains

3.0 \times 10^{24}

molecules. Calculate the volume of the gas at a temperature of

300 K

and a pressure of

120 kPa

.