For Numbers 8-9: The complete combustion of acetylene (C,H,) gas, the gas used inoxy-acetylene welding torches, can be represented as2C,H2 (g) + 5 O2 (g).- 4CO, (g) + 2H,0 (g)8. What volume of CO2 is formed from the combustion of 100 L C¿H2 at STP?9. How many litres of O, are required to react with 100 L C,H, at STP?

Acetylene reacts with oxygen to form carbon dioxide and water. The equation for the balanced…

Answered: For Numbers 8-9: The complete…

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter5: Gases

Section: Chapter Questions

Problem 152CP: You have an equimolar mixture of the gases SO2 and O2, along with some He, in a container fitted...

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5-118 Isooctane, which has a chemical formula C8H18 is the component of gasoline from which the term octane rating derives. (a) Write the balanced chemical equation for the combustion of isooctane. (b) The density of isooctane is 0.792 g/mL. How many kg of C02 are produced each year by the annual U.S. gasoline consumption of L? (c) What is the volume in liters of this CO2 at STP? (d) The chemical formula for isooctane can be represented by (CH3)3CCH2CH(CH3)2. Draw a Lewis structure of isooctane. (e) Another molecule with the same molecular formula is octane, which can be represented by: When comparing isooctane and octane, one structure is observed to have a boiling point of 99°C, while another is known to have a boiling point Of 125°C. Which substance, isooctane or octane, is expected to have the higher boiling point? (f) Determine whether isooctane or octane is expected to have the greater vapor pressure.
5-107 If 60.0 g of NH3 occupies 35.1 L under a pressure of 77.2 in. Hg, what is the temperature of the gas, in °C?
You have an equimolar mixture of the gases SO2 and O2, along with some He, in a container fitted with a piston. The density of this mixture at STP is 1.924 g/L. Assume ideal behavior and constant temperature and pressure. a. What is the mole fraction of He in the original mixture? b. The SO2 and O2 react to completion to form SO3. What is the density of the gas mixture after the reaction is complete?
61 As one step in its purification, nickel metal reacts with carbon monoxide to form a compound called nickel tetracarbonyl, Ni(CO)4, which is a gas at temperature above about 316 K. A 2.000-L flask is filled with CO gas to a pressure of 748 torr at 350.0 K, and then 5.00 g of Ni is added. If the reaction describe occurs and goes to completion at constant temperature, what will the final pressure in the falsk be?
A cylinder of O2(g) used in breathing by emphysema patients has a volume of 3.00 L at a pressure of 10.0 atm. If the temperature of the cylinder is 28.0 C, what mass of oxygen is in the cylinder?
5-46 Calculate the molar mass of a gas if 3.30 g of the gas occupies 660. mL. at 735 mm Hg and 27°C.
57 What volume of hydrogen gas, in liters, is produced by the reaction of 3.43 g of iron metal with 40.0 mL of 2.43 M HCl? The gas is collected at 2.25 atm of pressure and 23 C. The other product is FeCl2?
Urea, NH2CONH2, is a nitrogen fertilizer that is manufactured from ammonia and carbon dioxide. 2NH2(g)+CO2(g)NH2CONH2(aq)+H2O(l) What volume of ammonia at 25C and 3.00 atm is needed to produce 908 g (2 lb) of urea?

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