Consider the following data for the gas-phase decomposition of NO₂ 2NO₂ (9) 2NO (g) + 0₂ (9) Temperature Initial (K) NO₂ 600 0.0010 0.0020 0.0020 600 700 Initial Rate of Decomposition of NO₂ (M/s) 5.4 x 10-7 2.2 x 10 5.2 x 105 Part A If 5.5x10-³ M of NO₂ is introduced into a 1.0 L flask and allowed to decompose at 680 K, how many seconds does it take for the NO₂ concentration to drop to 1.0×10-³ M? Express your answer using two significant figures. 195| ΑΣΦΑ += 1.5.10³ BI ? Submit Previous Answers Request Answer Review | Constants | Periodic Tab * Incorrect; Try Again; One attempt remaining

Consider the following data for the gas-phase decomposition of NO₂ 2NO₂ (9) 2NO (g) + 0₂ (9) Temperature Initial (K) NO₂ 600 0.0010 0.0020 0.0020 600 700 Initial Rate of Decomposition of NO₂ (M/s) 5.4 x 10-7 2.2 x 10 5.2 x 105 Part A If 5.5x10-³ M of NO₂ is introduced into a 1.0 L flask and allowed to decompose at 680 K, how many seconds does it take for the NO₂ concentration to drop to 1.0×10-³ M? Express your answer using two significant figures. 195| ΑΣΦΑ += 1.5.10³ BI ? Submit Previous Answers Request Answer Review | Constants | Periodic Tab * Incorrect; Try Again; One attempt remaining

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

Section11.1: Reaction Rate

Problem 11.3CE

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