Chemistry Chemistry Practice Problems Solutions Library

Chemistry Gas Laws Solutions Library

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227 solutions

Chemistry Gas Laws

Q. One mole of an ideal gas is sealed in a 22.4-L container at a pressure of 1 atm and a temperature of 273 K. The temperature is then increased to 30...

Solved • Mar 31, 2020

Chemistry Gas Laws

Q. A sample of 4.0 moles of helium gas is confined to a 24.0 Liter balloon at 176 °C at 6.0 atm. The balloon expands while temperature remains constan...

Solved • Nov 26, 2019

Chemistry Gas Laws

Q. Avogadro's hypothesis states that:A. When two elements form a series of compounds, the ratios of masses that combine with 1 gram of the first eleme...

Solved • Nov 22, 2019

Chemistry Gas Laws

Q. If the pressure in a helium-filled balloon is 4.4 atm when filled to 5.0 × 10  2 L, what volume is occupied by the helium-filled balloon when the p...

Solved • Oct 18, 2019

Chemistry Gas Laws

Q. A Kongming lantern, or Chinese sky lantern, is a small hot air balloon. At room temperature (25 °C), these have a volume of roughly 6.7 liters. Aft...

Solved • Oct 4, 2019

Chemistry Gas Laws

Q. When blowing up an air mattress, the volume increases as you add gas particles. Assuming a fully inflated twin air mattress (22.2 cm × 96.5 cm × 19...

Solved • Oct 3, 2019

Chemistry Gas Laws

Q. Expansion of a gas into an evacuated space is a spontaneous process. The reverse process-gas molecules initially distributed evenly in two flasks a...

Solved • Jan 3, 2019

Chemistry Gas Laws

Q. An ideal gas at a pressure of 1.60 atm is contained in a bulb of unknown volume. A stopcock is used to connect this bulb with a previously evacuate...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A gas occupies a volume of 0.75 L at 20 oC at 720 torr. What volume would the gas occupy at 41 oC and 760 torr?

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Amontons law expresses the relationship between pressure and temperature. Use Charles’s law and Boyle’s law to derive the proportionality relations...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. If a car tire is filled to a pressure of 32.0 lbs/in2 (psi) measured at 76 ˚F, what will be the tire pressure if the tires heat up to 121 ˚F during...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. You have a sample of gas in a container with a movable piston, such as the one in the drawing.Redraw the container to show what it might look like ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. You have a sample of gas in a container with a movable piston, such as the one in the drawing.Redraw the container to show what it might look like ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. You have a sample of gas in a container with a movable piston, such as the one in the drawing.Redraw the container to show what it might look like ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Consider the arrangement of bulbs shown in the drawing. Each of the bulbs contains a gas at the pressure shown.What is the pressure of the system w...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A 16.0 -L tank is filled with helium gas at a pressure of 105 atm .How many balloons (each 2.00 L) can be inflated to a pressure of 1.00 atm, assum...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A quantity of N2 gas originally held at 5.24 atm pressure in a 1.20 -L container at 26 oC is transferred to a 14.5 -L container at 20 oC. A quantit...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Consider the apparatus shown in the drawing.When the valve between the two containers is opened and the gases allowed to mix, how does the volume o...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Consider the apparatus shown in the drawing.How does the volume of the O2 gas change when the gases mix?

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Consider the apparatus shown in the drawing.What is the partial pressure of N2 after mixing?

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Suppose you have a fixed amount of an ideal gas at a constant volume.If the pressure of the gas is doubled while the volume is held constant, what ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Summarize each of the simple gas laws (Boyle's law, Charles's law, and Avogadro's law).

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. The volume of a sample of a fixed amount of gas is decreased from 2.0 L to 1.0 L. The temperature of the gas in Kelvins is then doubled.What is the...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A 160.0 -L helium tank contains pure helium at a pressure of 1860 psi and a temperature of 298 K.How many 3.5-L helium balloons can be filled from ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A scuba diver creates a spherical bubble with a radius of 3.5 cm at a depth of 30.0 m where the total pressure (including atmospheric pressure) is ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Aerosol cans carry clear warnings against incineration because of the high pressures that can develop upon heating. Suppose that a can contains a r...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. A balloon contains 0.136 mol of gas and has a volume of 2.71 L .If an additional 0.151 mol of gas is added to the balloon (at the same temperature ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. An automobile tire has a maximum rating of 38.0 psi (gauge pressure).​The tire is inflated (while cold) to a volume of 11.8 L and a gauge pressure ...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. The pressure exerted on a sample of a fixed amount of gas is doubled at constant temperature, and then the temperature of the gas in kelvins is dou...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. Nitrogen and hydrogen react to form ammonia according to the following equation:N2(g) + 3 H2(g) → 2 NH3(g)Consider the following representations of...

Solved • Oct 31, 2018

Chemistry Gas Laws

Q. At 0 °C and 1.00 atm, as much as 0.70 g of O 2 can dissolve in 1 L of water. At 0 °C and 4.00 atm, how many grams of O2 dissolve in 1 L of water?

Solved • Oct 29, 2018

Chemistry Gas Laws

Q. Aerosol cans carry clear warnings against incineration because of the high pressures that can develop upon heating. Suppose that a can contains a r...

Solved • Oct 24, 2018

Chemistry Gas Laws

Q. Part AA syringe containing 1.35 mL of oxygen gas is cooled from 98.4°C to 0.3°C. What is the final volume?(Assume that the pressure is constant.) 

Solved • Oct 24, 2018

Chemistry Gas Laws

Q. A hot air balloon is filled with 1.19 x 106 L of an ideal gas on a cool morning (11°C). The air is heated to 129°C. What is the volume of the air i...

Solved • Oct 22, 2018

Chemistry Gas Laws

Q. A certain flexible weather balloon contains helium gas at a volume of 855 L. Initially, the balloon is at sea level where the temperature is 25°C a...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. A 15.0-L tank is filled with He to a pressure of 2.00 x 102 atm. How many balloons (each 2.00 L) can be inflated to a pressure of 1.00 atm from the...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. A form of Boyle’s law is PV = k (at constant T and n). Table 8-1 contains actual data from pressure–volume experiments conducted by Robert Boyle. T...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. Draw a qualitative graph to show how the first property varies with the second in each of the following (assume 1 mole of an ideal gas and T in kel...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. Draw a qualitative graph to show how the first property varies with the second in each of the following (assume 1 mole of an ideal gas and T in kel...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. A 1.0-L sample of air is collected at 25°C at sea level (1.00 atm). Estimate the volume this sample of air would have at an altitude of 15 km (see ...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. You have a gas in a container fitted with a piston, and you change one of the conditions of the gas such that a change takes place, as shown below:...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. You have a gas in a container fitted with a piston, and you change one of the conditions of the gas such that a change takes place, as shown below:...

Solved • Oct 18, 2018

Chemistry Gas Laws

Q. A sealed balloon is filled with 1.00 L helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere wherethe pressure is 220. torr a...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. An ideal gas at 7°C is in a spherical flexible container having a radius of 1.00 cm. The gas is heated at constant pressure to 888°C. Determine the...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A container is filled with an ideal gas to a pressure of 11.0 atm at 0°C.c. At what temperature would the pressure be 25.0 atm?

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. An 11.2-L sample of gas is determined to contain 0.50 mole of N2. At the same temperature and pressure, how many moles of gas would there be in a 2...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A balloon is filled to a volume of 7.00 x 102 mL at a temperature of 20.0°C. The balloon is then cooled at constant pressure to a temperature of 1....

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A particular balloon is designed by its manufacturer to be inflated to a volume of no more than 2.5 L. If the balloon is filled with 2.0 L helium a...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A balloon that is 100.21 L at 21 °C and 0.981 atm is released and just barely clears the top of Mount Crumpet in British Columbia. If the final vol...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A large scuba tank (Figure 9.16) with a volume of 18 L is rated for a pressure of 220 bar. The tank is filled at 20 °C and contains enough air to s...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A cylinder of medical oxygen has a volume of 35.4 L, and contains O2 at a pressure of 151 atm and a temperature of 25 °C. What volume of O2 does th...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A high altitude balloon is filled with 1.41 × 104 L of hydrogen at a temperature of 21 °C and a pressure of 745 torr. What is the volume of the bal...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A balloon inflated with three breaths of air has a volume of 1.7 L. At the same temperature and pressure, what is the volume of the balloon if five...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. What is the temperature of an 11.2-L sample of carbon monoxide, CO, at 744 torr if it occupies 13.3 L at 55 °C and 744 torr?

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. A spray can is used until it is empty except for the propellant gas, which has a pressure of 1344 torr at 23 °C. If the can is thrown into a fire (...

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. Determine the volume of 1 mol of CH4 gas at 150 K and 1 atm, using Figure 9.12

Solved • Oct 17, 2018

Chemistry Gas Laws

Q. In A, the picture shows a cylinder with 0.1 mol of a gas that behaves ideally. Choose the cylinder (B, C, or D) that correctly represents the volum...

Solved • Oct 16, 2018

Chemistry Gas Laws

Q. Will the volume of a gas increase, decrease, or remain unchanged with each of the following sets of changes?(c) The pressure is increased from 3 at...

Solved • Oct 16, 2018

Chemistry Gas Laws

Q. In the four piston-cylinder assemblies below, the reactant in the left cylinder is about to undergo a reaction at constant T and P:Which of the oth...

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A gas-filled weather balloon with a volume of 65.0 L is released at sea-level conditions of 745 torr and 25°C. The balloon can expand to a maximum ...

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A sample of carbon monoxide occupies 3.65 L at 298 K and 745 torr. Find its volume at −14°C and 367 torr.

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A balloon filled with 1.92 g of helium has a volume of 12.5 L. What is the balloon’s volume after 0.850 g of helium has leaked out through a small ...

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A gas cylinder is filled with argon at a pressure of 177 atm and 25°C. What is the gas pressure when the temperature of the cylinder and its conten...

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A 93-L sample of dry air cools from 145°C to −22°C while the pressure is maintained at 2.85 atm. What is the final volume?

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A weather balloon is filled with helium to a volume of 1.61 L at 734 torr. What is the volume of the balloon after it has been released and its pre...

Solved • Oct 14, 2018

Chemistry Gas Laws

Q. A sample of an ideal gas has a volume of 3.15 L at 10.20°C and 1.50 atm. What is the volume of the gas at 20.80°C and 0.987 atm?  

Solved • Oct 5, 2018

Chemistry Gas Laws

Q. A sample of an ideal gas has a volume or 2.25 L at 284 K and 1.13 atm. Calculate the pressure when the volume is 1.83 L and the temperature is 298 K.

Solved • Oct 5, 2018

Chemistry Gas Laws

Q. A sample of an ideal gas has a volume or 2 25 L at 284 K and 1.13 atm. Calculate the pressure when the volume is 1.83 L and the temperature is 298 K

Solved • Sep 17, 2018

Chemistry Gas Laws

Q. A sample of neon gas at 305 K and 0.372 atm occupies a volume of 1.89 L. If the pressure of the gas is increased, while at the same time it is heat...

Solved • Sep 12, 2018

Chemistry Gas Laws

Q. An ideal gas is allowed to expand from 9.00 L to 76.5 L at constant temperature. By what factor does the volume increase? The pressure will        ...

Solved • Sep 12, 2018

Chemistry Gas Laws

Q. In this problem, your answers mathematical expressions involving a variable. a) Consider an ideal gas with an absolute temperature of T1. To what t...

Solved • Sep 11, 2018

Chemistry Gas Laws

Q. A 6.9 mL sample of CO2 gas is enclosed in a gas-tight syringe at 20°C. If the syringe is immersed in an ice bath (0°C), what is the gas volume, ass...

Solved • Sep 11, 2018

Chemistry Gas Laws

Q. An ideal gas is allowed to expand from 4.60 L to 34.5 L at constant temperature. By what factor does the volume increase? The pressure will        ...

Solved • Sep 5, 2018

Chemistry Gas Laws

Q. A sealed container holding 0.0255 L of an ideal gas at 0.983 atm and 75 cooled to 43°C with no change in is placed into a refrigerator and culate t...

Solved • Sep 3, 2018

Chemistry Gas Laws

Q. A sample of O2 gas occupies a volume of 832 mL at 14°C. If pressure remains constant, what would be the new volume if the temperature changed to:  ...

Solved • Aug 28, 2018

Chemistry Gas Laws

Q. Part AA certain gas is present in a 15.0 L cylinder at 4.0 atm pressure. If the pressure is increased to 8.0 atm, the volume of the gas decreases t...

Solved • Aug 27, 2018

Chemistry Gas Laws

Q. A sample of gas in a cylinder as in the example in Part A has an initial volume of 66.0 L, and you have determined that it contains 2.00 moles of g...

Solved • Aug 27, 2018

Chemistry Gas Laws

Q. Part A A sample of gas in a balloon has an initial temperature of 15°C and a volume of 1.52 x 103 L. If the temperature changes to 59°C, and there ...

Solved • Aug 27, 2018

Chemistry Gas Laws

Q. What is the final temperature (°C) of a gas? Initial Status: 1 atm, 2L, 30°C Final Status: 2 atm, 4L, ____°C (a) None of the above (b) 1212 Celsius...

Solved • Aug 26, 2018

Chemistry Gas Laws

Q. A gas has a volume of 36.0 L and a pressure of 750. torr when the temperature is 10°C. What is the pressure if the volume changes to 15.0 L and the...

Solved • Aug 22, 2018

Chemistry Gas Laws

Q. A 128 mL bubble of hot gases at 213°C and 1.90 atm is emitted from an active volcano.Part A What is the final temperature in degree Celsius, of the...

Solved • Aug 22, 2018

Chemistry Gas Laws

Q. A fire extinguisher has a pressure of 10 atm 25°C. Part A What is the final pressure, in atmospheres, when the fire extinguisher is used at a tempe...

Solved • Aug 22, 2018

Chemistry Gas Laws

Q. A 10.5 L balloon contains heim gas at a pressure of 620 mmHg. What is the final pressure, in millimeters of mercury, of the helium gas at each of t...

Solved • Aug 22, 2018

Chemistry Gas Laws

Q. A 0.850-mole sample of nitrous oxide, a gas used as an anesthetic by dentists, has a volume of 20.46 L at 123°C and 1.35 atm. What would be its vol...

Solved • Aug 13, 2018

Chemistry Gas Laws

Q. A sample of krypton gas occupies a volume of 6.43 L at 53°C and 0.4520 atm. If the volume of the gas sample is increased to 8220.0 mL, while its te...

Solved • Aug 9, 2018

Chemistry Gas Laws

Q. Consider 4.60 L of a gas at 365 mmHg and 20 °C. If the container is compressed to 2.00 L and the temperature is increased to 39 °C, what is the new...

Solved • Aug 9, 2018

Chemistry Gas Laws

Q. A cylinder with a moveable piston contains 0.95 mol of gas and has a volume of 343 mL. Part AWhat will its volume be if an additional 0.17 mol of g...

Solved • Aug 8, 2018

Chemistry Gas Laws

Q. What Celsius temperature, T2, is required to change the volume of the gas sample in Part A (T1 = 12 °C, V1 = 1 77 x 103 L) to a volume of 3.54 x 10...

Solved • Aug 7, 2018

Chemistry Gas Laws

Q. Enter your answer in the provided box.Under constant-pressure conditions a sample of hydrogen gas initially at 73.00 °C and 9.40 L is cooled until ...

Solved • Aug 1, 2018

Chemistry Gas Laws

Q. Enter your answer in the provided box.A gas at 693 mmHg and 31 °C occupies a volume of 7.04 L. Calculate its volume at STP.

Solved • Aug 1, 2018

Chemistry Gas Laws

Q. Part AA sample of a gas is in a sealed container. The pressure of the gas is 625 torr, and the temperature is 21 °C. If the temperature changes to ...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. Part AA sample of gas in a balloon has an initial temperature of 36 °C and a volume of 1640 L. If the temperature changes to 91 °C, and there is no...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A sample of an ideal gas is contained inside a rigid cylinder with a fixed volume. At 217 K, the pressure of the gas in the cylinder is 1.90 atm. A...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. The temperature of a sample of an ideal gas is doubled. If the pressure and amount of gas remain the same, what will happen to the volume of the ga...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A balloon contains 413 mL of gas at 20.85 °C. A student places the balloon outside, where it sits for several hours at a temperature of 4.65 °C. As...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A gas is placed in a 5.0-mL syringe. It exerts 141 mm Hg of pressure on the inside walls of the syringe. The syringe's plunger is pressed, reducing...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A student is experimenting with gases. She finds that 0.13 mol of hydrogen gas (H2) has a volume of 4.6 L. She wants to measure the volume of 0.050...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A sample of helium gas occupies a volume of 161.0 mL at a pressure of 712.0 mm Hg and a temperature of 306.0 K. What will the volume be at a pressu...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. A balloon containing 0.146 mol Ne gas has a volume of 1.7 L at 2.1 atm and 28 °C. How many grams of neon should be added to the balloon to increase...

Solved • Jul 31, 2018

Chemistry Gas Laws

Q. What is the change in temperature of a 2.50 L system when it is compressed to 1.75 L. If the initial temperature was 299 K? Select one: a. -89 K b....

Solved • Jul 30, 2018