Gas Laws

A sample of CO at 165.29 °C experiences a change in volume from 13.2 L to 86.14 L. If its new pressure is 330 kPa at 714.8 K, what was its original pressure in kilopascals?

• 1060 kPa

• 1140 kPa

• 1320 kPa

• 1410 kPa

A sample of C2H4O at 870 K experiences a change in volume from 28.34 L to 97.211 L. If its new pressure is 1.84 atm at 1165.12 K, what was its original pressure in kilopascals?

• 415 kPa

• 478 kPa

• 506 kPa

• 568 kPa

0.49 mol of formaldehyde is held at 8.0043 atm and 593.33 K. What is the volume of its container in liters?

• 2.35 L

• 2.65 L

• 2.98 L

• 3.31 L

A sample of radon at 1185.05 K experiences a change in volume from 82.74 L to 19.129 L. If its new pressure is 397.6 kPa at 873 °C, what was its original pressure in atmospheres?

• 0.657 atm

• 0.722 atm

• 0.835 atm

• 0.938 atm

The pressure of a 8.868 mol sample of nitrogen monoxide in a 47.94 L container is measured to be 5.5028 atm. What is the temperature of this gas in degrees Celsius?

• A. 89.4 °C

• B. 99.2 °C

• C. 107 °C

• D. 116 °C

The temperature of 53.1 L of methyl chloride is changed from 655 °C to 502.89 °C. During this, the pressure also changes from 531.6 kPa to 7.59 atm. What is the new volume of the gas in liters?

• 21.2 L

• 23.9 L

• 27.9 L

• 30.7 L

1.4343 mol of AsH₃ is held at 901 kPa and 726.24 °C. What is the volume of its container in liters?

A sample of Ar in a 88.058 L metal cylinder at 573 kPa has its temperature changed from 584.01 K to 962.26 K while its volume is simultaneously changed by a piston to 68.797 L. What is the final pressure in atmospheres?

• 9.42 atm

• 10.5 atm

• 11.9 atm

• 12.6 atm

The temperature of a 75.3 L sample of carbon dioxide is changed, causing a change in pressure from 4.8549 atm to 435 kPa. If its new temperature is 668.5 K and its new volume is 27.81 L, what was its original temperature in kelvins?

• 1920 K

• 2050 K

• 2210 K

• 2540 K

The temperature of a sample of I2 at 0.6456 atm is changed, causing a change in volume from 51.587 L to 95.5 L. If the starting temperature was 525.83 K, and its new pressure is now 196 kPa, what is the final temperature in kelvins?

Tags

NGSS.HS-PS3-1