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Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are easily decomposed. Hexanitroethane, C2(NO2)6, decomposes according to the equation C2(NO2)6→2NO2+ 4NO + 2CO2 The reaction in CCI4 solvent is first order with respect to C2(NO2)6. At 70.7 °C, k = 0.000274 s-1 and at 109.6 °C, k = 0.0153 s1. (a) What is the half-life of C2(NO2)o at 70.7 °C? i seconds eTextbook and Media (b) What is the half-life of C2(NO2) at 109.6 °C? i seconds (c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M

Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are easily decomposed. Hexanitroethane, C2(NO2)6, decomposes according to the equation C2(NO2)6→2NO2+ 4NO + 2CO2 The reaction in CCI4 solvent is first order with respect to C2(NO2)6. At 70.7 °C, k = 0.000274 s-1 and at 109.6 °C, k = 0.0153 s1. (a) What is the half-life of C2(NO2)o at 70.7 °C? i seconds eTextbook and Media (b) What is the half-life of C2(NO2) at 109.6 °C? i seconds (c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 101QRT
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(c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M (d) What is the value of the activation energy of this reaction, expressed in kilojoules? i kJ/mol (e) What is the rate constant at 157.6 °C? i s1
Transcribed Image Text:(c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M (d) What is the value of the activation energy of this reaction, expressed in kilojoules? i kJ/mol (e) What is the rate constant at 157.6 °C? i s1
Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are easily decomposed. Hexanitroethane, C2(NO2)6, decomposes according to the equation C2(NO2)6→2NO2+ 4NO + 2CO2 The reaction in CCI4 solvent is first order with respect to C2(NO2)6. At 70.7 °C, k = 0.000274 s1 and at 109.6 °C, k = 0.0153s1. (a) What is the half-life of C2(NO2)6 at 70.7 °C? i seconds eTextbook and Media (b) What is the half-life of C2(NO2)6 at 109.6 °C? i (c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M
Transcribed Image Text:Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are easily decomposed. Hexanitroethane, C2(NO2)6, decomposes according to the equation C2(NO2)6→2NO2+ 4NO + 2CO2 The reaction in CCI4 solvent is first order with respect to C2(NO2)6. At 70.7 °C, k = 0.000274 s1 and at 109.6 °C, k = 0.0153s1. (a) What is the half-life of C2(NO2)6 at 70.7 °C? i seconds eTextbook and Media (b) What is the half-life of C2(NO2)6 at 109.6 °C? i (c) If 0.100 mol of C2(NO2)6 is dissolved in CCI4 at 70.7°C to give 1.00 L of solution, what will be the C2(NO2)6 concentration after 50.0 minutes? i M
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