Multiple Choice
A 10.0 L cylinder with a movable piston exerts 3.00 atm of pressure. What will happen to the pressure if the volume of the container increases to 20.0 L?
7. Gases
Chemistry Gas Laws
Back7. Gases
Chemistry Gas Laws
- Multiple Choice
A sealed container with a movable piston contains a gas with a pressure of 1380 torr, a volume of 820 mL and a temperature of 31°C. What would the volume be if the new pressure is now 2.83 atm, while the temperature decreased to 25°C?
- Multiple ChoiceThe gas law that states that the volume of a gas is directly proportional to its amount in moles under conditions of constant pressure and temperature is known as
- Open QuestionAvogadro's law states that at a given temperature and pressure, what quantity is constant?
- Open Question
Which formula represents Gay-Lussac's law? P1V1 = P2V2 P1T1 = P2T2
- Open Question
Which law can be used to calculate the number of moles of a contained gas?
- Multiple ChoiceA sample of gas has an initial volume of 5.6 L at a pressure of 735 mmHg. If the volume of the gas is increased to 9.4 L, what is its pressure, assuming temperature and amount of gas remain constant?
- Multiple ChoiceA sample of nitrogen gas has a pressure of 986 torr at 186°C. Assuming the volume and amount of gas remain constant, at what temperature in °C will the sample of gas have a pressure of 685 torr?
- Multiple ChoiceConsider 4.20 L of a gas at 365 mmHg and 20°C. If the container is compressed to 3.00 L and the temperature is increased to 36°C, what is the new pressure, P2, inside the container? Assume no change in the amount of gas inside.
- Multiple ChoiceWhich of the following equations represents Boyle's Law?
- Multiple ChoiceIf the pressure of 1.50 L of hydrogen gas at 100°C decreases from 0.500 atm to 0.115 atm, what is the final volume? Assume temperature remains constant.
- Multiple ChoiceIn an underground gas reserve, a bubble of methane gas (CH₄) has a volume of 45.0 mL at 1.60 atm pressure. What volume, in milliliters, will the gas bubble occupy when it reaches the surface where the atmospheric pressure is 744 mmHg, if there is no change in temperature?
- Multiple ChoiceWhich of the following correctly describes the relationship between variables in Boyle's Law?
- Multiple ChoiceWhat was the original temperature of a gas, in °C, if the volume changed from 1.00 L to 1.10 L and the final temperature was 255.0 °C, assuming constant pressure?