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Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
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Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
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Ch.11 - Liquids, Solids & Intermolecular Forces
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Ch.13 - Chemical Kinetics
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Pressure Units
Manometer
Partial Pressure
The Ideal Gas Law
Standard Temperature and Pressure
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Kinetic Molecular Theory
Van der Waals Equation
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End of Chapter 5 Problems
Additional Practice
Chemistry Gas Laws
Ideal Gas Law Density
Ideal Gas Law Molar Mass
Gas Stoichiometry
Collecting Gas Over Water
Kinetic Energy of Gases
Additional Guides
Ideal Gas Law
Boyle's Law
Charles Law
Combined Gas Law
LearnAdditional PracticeSummary
Next SectionThe Ideal Gas Law

Solution: Assume that an exhaled breath of air consists of 74.7 % N2, 15.4 % O2, 3.8 % CO2, and 6.1 % water vapor.If the total pressure of the gases is 0.990 atm , calculate the partial pressure of O2.

Solution: Assume that an exhaled breath of air consists of 74.7 % N2, 15.4 % O2, 3.8 % CO2, and 6.1 % water vapor.If the total pressure of the gases is 0.990 atm , calculate the partial pressure of O2.

Problem

Assume that an exhaled breath of air consists of 74.7 % N2, 15.4 % O2, 3.8 % CO2, and 6.1 % water vapor.

If the total pressure of the gases is 0.990 atm , calculate the partial pressure of O2.

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Practice Problems
A mixture of He and O2 is placed in a 4 L flask at...
A flask at equilibrium contained 1.00 mol of N 2 g...
A gaseous mixture containing 1.5 mol Ar and 3.5 mo...
A mixture of N 2, O2 and Ar have mole fractions of...
A mixture of oxygen and helium is 92.3% by mass ox...
A mixture of CO, CO2 and O2 is contained within a ...
A vessel contains 0.1 mol H2 gas, 0.1 mol N2 gas, ...
The partial pressure of an ideal gas is equal to: ...
A gaseous mixture of O 2 and N2 contains 39.8% nit...
What is the vapor pressure of a solution with a be...
A mixture of He and O 2 is placed in a 4 L flask a...
A 100 L balloon is blown up with a mixture of gase...
A mixture of 0.50 moles of Ne and 0.25 moles of Ar...
A mixture of 10.0 g of Ne and 10.0 g Ar have a tot...
A heliox deep-sea diving mixture contains 2.0 g of...
A flask at room temperature contains exactly equal...
Consider the apparatus below, which shows gases in...
Consider a mixture of two gases, A and B, confined...
What is partial pressure?
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A gas mixture contains each of the following gases...
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A gas mixture contains 1.26 g N2 and 0.86 g ...
A glass vessel fitted with a stopcock has a mass o...
What is the mole fraction of oxygen gas in air (se...
A sample of C2 H2 (g) has a pressure of 7.6 kPa . ...
A mixture of 0.220 moles CO, 0.350 moles H 2 and 0...
Determine the vapor pressure of a solution at 25°C...
Calculate the vapor pressure at 25◦C of a mixture ...
Chloroform and methanol form an ideal solution. Th...
A solution contains a mixture of pentane and hexan...
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The drawing below represents a mixture of three di...
The drawing below represents a mixture of three di...
Most mixtures of hydrogen gas with oxygen gas are ...
A gas mixture contains an equal number of moles of...
You may want to reference (Pages 411 - 412) Sectio...
You may want to reference (Pages 411 - 412) Sectio...
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Consider the following samples of gases:If the thr...
Consider the following samples of gases:If the thr...
A 1.00-L gas sample at 100.°C and 600. torr contai...
Consider the flasks in the following diagrams.b. A...
Containers A, B, and C are attached by closed stop...
Three equal volumes of gas mixtures, all at the sa...
Three equal volumes of gas mixtures, all at the sa...
How is the partial pressure exerted by N2 gas affe...
A gaseous mixture of O 2 and N2 contains 40.8 % ni...
A mixture of CO2 and Kr weighs 35.0 g and exerts a...
Assume that an exhaled breath of air consists of 7...
Assume that an exhaled breath of air consists of 7...
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A 15-L cylinder contains 4.0 g of hydrogen and 28 ...
A 36.0–L cylinder of a gas used for calibration of...
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Containers A, B, and C are attached by closed stop...
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Determine the partial pressure of each gas as show...
A gas mixture with a total pressure of 760 mmHg co...
Consider the flask apparatus below, which now cont...
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How is the partial pressure exerted by N2 gas affe...
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Consider a mixture of two gases, A and B, confined...
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A gas mixture contains an equal number of moles of...
Consider a mixture of two gases, A and B, confined...
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A mixture of CH4 (g) and C2 H6 (g) has a total pre...
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A mixture of 10.0 g of Ne and 10.0 g of Ar has a t...
In a mixture of N 2 and O2 gases, the mol fraction...
A heliox deep-sea diving mixture contains 2.0 g of...
A mixture of 8.1 g CH4 and 8.1 g Xe is placed in a...
Assume that an exhaled breath of air consists of 7...
A sample of gas isolated from unrefined petroleum ...
A gas mixture contains CO, Ar and H 2. What is the...
A gas mixture contains each of the following gases...Part 1. A closed system with a volume of 2.0 L con...
A tank contains a mixture of 52.5 g oxygen gas and...
Consider the flasks in the following diagram. What...
Consider the three flasks in the diagram below. As...
A cylinder of a gas mixture used for calibration o...
Consider the apparatus below, which shows gases in...The partial pressures of CH4, N2, and O2 in a samp...
Part A: What is the mole fraction of oxygen gas in...A 7.70-L container holds a mixture of two gases at...Be sure to answer all parts.A mixture of gases con...A mixture of 0.164 moles of C is reacted with 0.11...Container A holds 712 mL of ideal gas at 2.20 atm....Enter your answer in the provided box.What mole fr...A container with total Pressure of 2.9 atm contain...A sample of experimental welding gas composed of 5...A mixture of hydrogen and neon gases, at a total p...
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A mixture of 0.220 moles Co, 0.350 moles H 2 and 0...
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The drawing below represents a mixture of three di...
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