Ideal Gas Law (Math only)

A 7.50 liter sealed jar at 18 °C contains 0.125 moles of oxygen and 0.125 moles of nitrogen gas. What is the pressure in the container?

• 7.38 atm
• 0.796 atm
• 0.684 atm
• 0.398 atm

Tags

NGSS.HS-PS1-7

When 0.250 moles of a gas is placed in a container at 25 °C, it exerts a pressure of 700 mm Hg. What is the volume of the container?

• 0.557 Liters
• 6.57 Liters
• 8.74 Liters
• 0.0087 Liters

What is the pressure exerted by 5.00 moles of nitrogen gas contained in a 30.0 Liter container at 25.0 °C?

• 3670 atm
• 0.245 atm
• 4.08 atm
• 605 atm

At 17 °C, a 0.80 mole sample of a gas exerts a pressure of 1.2 atmospheres. What is the volume of the container?

• 22.9 Liters
• 2355 Liters
• 0.0630 Liters
• 15.9 Liters

A 15.50 gram sample of a gas exerts a pressure of 1.40 atmospheres when held in an 8.00 liter at 22 °C. What is the molar mass (grams/mol) of the gas?

• 33.5 g/mol
• 0.0298 g/mol
• 6.57 g/mol
• 62.2 g/mol

How many moles of oxygen must be placed in a 3.00 liter container in order to exert a pressure of 2.00 atmospheres at 25 °C?

• 146.8 moles
• 0.245 moles
• 21778 moles
• 4.08 moles

Tags

NGSS.HS-PS1-7

An 18 liter container holds 16.00 grams of oxygen gas (O₂) at 45 °C. What is the pressure in the container?

• 0.725 atm
• 11.0 atm
• 23.2 atm
• 1.45 atm

At what temperature (in Kelvin) would 4.0 moles of hydrogen gas in a 100 liter container exert a pressure of 1.00 atmospheres?

• 0.0305 K
• 0.487 K
• 32.8 K
• 304.5 K

A 500 mL metal cylinder holding 0.100 moles of helium gas is known to rupture at a pressure of 10 atmospheres. At what temperature, in °C, will the container fail?

• 336 °C
• 608 740 °C
• - 272.4°C
• 609 °C

Tags

NGSS.HS-PS3-4

A 4.0 liter container has two gases inside, neon and argon. It is known that at 18 °C, the total pressure of the combined gases is 0.850 atm. If it is known that there are 0.100 moles of neon in the container, how many moles of argon are in the container?

• 0.142 moles
• 6.93 moles
• 0.042 moles
• 4.98 moles