Hexamethylenediamine (C6H16N2) is one of the starting materials for the production of nylon. It can be prepared from adipic acid (C6H1004) by the following overall reaction: C6H1004(/) + 2 NH3(g) + 4 H2(g) → C6H16N2(/) + 4 H20(/) Click here to see the production of nylon. What is the percent yield if 217.2 g hexamethylenediamine is made from 433.6 g adipic acid?

Hexamethylenediamine (C6H16N2) is one of the starting materials for the production of nylon. It can be prepared from adipic acid (C6H1004) by the following overall reaction: C6H1004(/) + 2 NH3(g) + 4 H2(g) → C6H16N2(/) + 4 H20(/) Click here to see the production of nylon. What is the percent yield if 217.2 g hexamethylenediamine is made from 433.6 g adipic acid?

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter3: Molecules, Moles, And Chemical Equations

Section: Chapter Questions

Problem 3.89PAE: 3.89 Pyridine has the molecular formula C5H5N. When pyri- dine reacts with O2, the products are CO2,...

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Ethanol, C2H5OH, is a gasoline additive that can be produced by fermentation of glucose. C6H12O62C2H5OH+2CO2 (a) Calculate the mass (g) of ethanol produced by the fermentation of 1.000 lb glucose. (b) Gasohol is a mixture of 10.00 mL ethanol per 90.00 mL gasoline. Calculate the mass (in g) of glucose required to produce the ethanol in 1.00 gal gasohol. Density of ethanol = 0.785 g/mL. (c) By 2022, the U. S. Energy Independence and Security Act calls for annual production of 3.6 1010 gal of ethanol, no more than 40% of it produced by fermentation of corn. Fermentation of 1 ton (2.2 103 lb) of corn yields approximately 106 gal of ethanol. The average corn yield in the United States is about 2.1 105 lb per 1.0 105 m2. Calculate the acreage (in m2) required to raise corn solely for ethanol production in 2022 in the United States.
3.89 Pyridine has the molecular formula C5H5N. When pyri- dine reacts with O2, the products are CO2, H2O, and N2. Write a balanced equation for this reaction.
The sugar glucose (C6H12O6) is broken down in a decomposition reaction to ethanol (C2H6O) and bubbles, CO2. Write the balanced chemical equation for the reaction.
In the synthesis of acetylsalicylic acid (C9H8O4), 2.0126 g salicylic acid (C7H6O3) and 5.00 mL acetic anhydride (C4H6O3; density = 1.08 g/mL) are reacted in the presence of concentrated sulfuric acid. The final product weighs 0.5413 g. Calculate the theoretical yield of acetylsalicylic acid and the percent yield of the synthesis. Express your answers in 2 decimal places.
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