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2 N₂O5(g) → 4 NO₂(g) + O₂(g) many moles of N₂O5 will remain after 3.0 min? mol many minutes will it take for the quantity of N₂O5 to drop to 0.005 mol? min It is the half-life of N₂O5 at 70°C? min

2 N₂O5(g) → 4 NO₂(g) + O₂(g) many moles of N₂O5 will remain after 3.0 min? mol many minutes will it take for the quantity of N₂O5 to drop to 0.005 mol? min It is the half-life of N₂O5 at 70°C? min

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 99QRT
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The first-order rate constant for the decomposition of N₂O5, given below, at 70°C is 6.82 x 10³ s¹. Suppose we start with 0.0500 mol of N₂O5(g) in a volume of 2.5 L. 2 N₂05(g) → 4 NO₂(g) + O₂(g) (a) How many moles of N₂O5 will remain after 3.0 min? mol (b) How many minutes will it take for the quantity of N₂O5 to drop to 0.005 mol? min (c) What is the half-life of N₂O5 at 70°C? min
Transcribed Image Text:The first-order rate constant for the decomposition of N₂O5, given below, at 70°C is 6.82 x 10³ s¹. Suppose we start with 0.0500 mol of N₂O5(g) in a volume of 2.5 L. 2 N₂05(g) → 4 NO₂(g) + O₂(g) (a) How many moles of N₂O5 will remain after 3.0 min? mol (b) How many minutes will it take for the quantity of N₂O5 to drop to 0.005 mol? min (c) What is the half-life of N₂O5 at 70°C? min
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