Chemistry: Principles and Reactions
8th Edition
ISBN: 9781305079373
Author: William L. Masterton, Cecile N. Hurley
Publisher: Cengage Learning
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Chapter 5, Problem 28QAP
Exhaled air contains 74.5% N2, 15.7% O2, 3.6% CO2, and 6.2% H2O (mole percent).
(a) Calculate the molar mass of exhaled air.
(b) Calculate the density of exhaled air at 37°C and 757 mm Hg and compare the value you obtained with that of ordinary air
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Chapter 5 Solutions
Chemistry: Principles and Reactions
Ch. 5 - Prob. 1QAPCh. 5 - A 6.00-ft cylinder has a radius of 26 in. It...Ch. 5 - Prob. 3QAPCh. 5 - Prob. 4QAPCh. 5 - A cylinder with a movable piston records a volume...Ch. 5 - A tank is filled with gas to a pressure of 875 mm...Ch. 5 - A sample of CO2 gas at 22C and 1.00 atm has a...Ch. 5 - A sample of nitrogen gas has a pressure of 1.22...Ch. 5 - Prob. 9QAPCh. 5 - A tire is inflated to a gauge pressure of 28.0 psi...
Ch. 5 - Prob. 11QAPCh. 5 - A sealed tank at room temperature, 25C, has 22.0 g...Ch. 5 - A balloon filled with helium hasa volume of...Ch. 5 - Prob. 14QAPCh. 5 - Prob. 15QAPCh. 5 - Prob. 16QAPCh. 5 - A piece of dry ice (CO2(s)) has a mass of 22.50 g....Ch. 5 - A four-liter tank is filled with propane gas,...Ch. 5 - Prob. 19QAPCh. 5 - Prob. 20QAPCh. 5 - Calculate the densities (in g/L) of the following...Ch. 5 - Calculate the densities (in grams per liter) of...Ch. 5 - Helium-filled balloons rise in the air because the...Ch. 5 - Space probes to Mars have shown that its...Ch. 5 - Cyclopropane mixed in the proper ratio with oxygen...Ch. 5 - Phosgene is a highly toxic gas made up of carbon,...Ch. 5 - The gas in the discharge cell of a laser contains...Ch. 5 - Exhaled air contains 74.5% N2, 15.7% O2, 3.6% CO2,...Ch. 5 - A 1.58-g sample of C2H3X3(g) has a volume of 297...Ch. 5 - A 0.750-g sample of the gas PX3 is in a sealed...Ch. 5 - Nitrogen oxide is a pollutant commonly found in...Ch. 5 - Nitrogen trifluoride gas reacts with steam to...Ch. 5 - Dichlorine oxide is used as bactericide to purify...Ch. 5 - Titanium(III) chloride is used in the manufacture...Ch. 5 - Nitric acid can be prepared by bubbling dinitrogen...Ch. 5 - Potassium peroxide is used to absorb the CO2...Ch. 5 - Hydrogen cyanide (HCN) is a poisonous gas. It can...Ch. 5 - When hydrogen peroxide decomposes, oxygen is...Ch. 5 - Ammonium nitrate can be used as an effective...Ch. 5 - Acetone peroxide, C9H18O6(s), is a powerful but...Ch. 5 - Prob. 41QAPCh. 5 - A certain laser uses a gas mixture consisting of...Ch. 5 - A sample of a smoke stack emission was collected...Ch. 5 - Prob. 44QAPCh. 5 - Prob. 45QAPCh. 5 - Prob. 46QAPCh. 5 - Prob. 47QAPCh. 5 - Follow the instructions of Problem 47 for the...Ch. 5 - When acetylene, C2H2, is burned in oxygen, carbon...Ch. 5 - When ammonium nitrate decomposes at 722C,...Ch. 5 - Prob. 51QAPCh. 5 - Nitrogen gas can be obtained by decomposing...Ch. 5 - Prob. 53QAPCh. 5 - Prob. 54QAPCh. 5 - Prob. 55QAPCh. 5 - Prob. 56QAPCh. 5 - A gas effuses 1.55 times faster than propane...Ch. 5 - A gas effuses through an opening one-fifth as fast...Ch. 5 - Prob. 59QAPCh. 5 - Prob. 60QAPCh. 5 - At what temperature will a molecule of uranium...Ch. 5 - Calculate the average speed of a (a) chlorine...Ch. 5 - Prob. 63QAPCh. 5 - Prob. 64QAPCh. 5 - Prob. 65QAPCh. 5 - Prob. 66QAPCh. 5 - Prob. 67QAPCh. 5 - Prob. 68QAPCh. 5 - Prob. 69QAPCh. 5 - Given that 1.00 mol of neon and 1.00 mol of...Ch. 5 - An intermediate reaction used in the production of...Ch. 5 - Prob. 72QAPCh. 5 - Prob. 73QAPCh. 5 - Glycine is an amino acid made up of carbon,...Ch. 5 - Prob. 75QAPCh. 5 - The Lamborghini Aventador engine has a 12-cylinder...Ch. 5 - Prob. 77QAPCh. 5 - Prob. 78QAPCh. 5 - Prob. 79QAPCh. 5 - Prob. 80QAPCh. 5 - Prob. 81QAPCh. 5 - Prob. 82QAPCh. 5 - Prob. 83QAPCh. 5 - The graph below shows the distribution of...Ch. 5 - Consider the following sketch. Each square in bulb...Ch. 5 - The following figure shows three 1.00-L bulbs...Ch. 5 - Prob. 87QAPCh. 5 - Prob. 88QAPCh. 5 - Prob. 89QAPCh. 5 - Prob. 90QAPCh. 5 - Prob. 91QAPCh. 5 - A 0.2500-g sample of an Al-Zn alloy reacts with...Ch. 5 - Prob. 93QAPCh. 5 - A mixture in which the mole ratio of hydrogen to...
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- Nonearrow_forwardUnshared, or lone, electron pairs play an important role in determining the chemical and physical properties of organic compounds. Thus, it is important to know which atoms carry unshared pairs. Use the structural formulas below to determine the number of unshared pairs at each designated atom. Be sure your answers are consistent with the formal charges on the formulas. CH. H₂ fo H2 H The number of unshared pairs at atom a is The number of unshared pairs at atom b is The number of unshared pairs at atom c is HC HC HC CH The number of unshared pairs at atom a is The number of unshared pairs at atom b is The number of unshared pairs at atom c isarrow_forwardDraw curved arrows for the following reaction step. Arrow-pushing Instructions CH3 CH3 H H-O-H +/ H3C-C+ H3C-C-0: CH3 CH3 Harrow_forward
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Solutions: Crash Course Chemistry #27; Author: Crash Course;https://www.youtube.com/watch?v=9h2f1Bjr0p4;License: Standard YouTube License, CC-BY