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- 1. Multiple Choice
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 atm0.796 atm0.684 atm0.398 atm - 2. Multiple ChoiceWhen 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 Liters6.57 Liters8.74 Liters0.0087 Liters
- 3. Multiple ChoiceWhat is the pressure exerted by 5.00 moles of nitrogen gas contained in a 30.0 Liter container at 25.0 °C?3670 atm0.245 atm4.08 atm605 atm
- 4. Multiple ChoiceAt 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 Liters2355 Liters0.0630 Liters15.9 Liters
- 5. Multiple ChoiceA 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/mol0.0298 g/mol6.57 g/mol62.2 g/mol
- 6. Multiple ChoiceHow 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 moles0.245 moles21778 moles4.08 moles
- 7. Multiple ChoiceAn 18 liter container holds 16.00 grams of oxygen gas (O2) at 45 °C. What is the pressure in the container?0.725 atm11.0 atm23.2 atm1.45 atm
- 8. Multiple ChoiceAt 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 K0.487 K32.8 K304.5 K
- 9. Multiple ChoiceA 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 °C608 740 °C- 272.4°C609 °C
- 10. Multiple ChoiceA 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 moles6.93 moles0.042 moles4.98 moles
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