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1(a) A reaction is observed to have the following rate constants at the indicated temperatures. Assuming the frequency factor remains the same, estimate the activation energy of the reaction. T (in °C) 20 40 k (in per second) 45 576 O - 97000 J mol1 O -97 J mol1 O -847 J mol1 O - 8.47 J mol 1 -1 O -847000 J mol" 1(b) The density of air at STP is 1.285 g/L. Which of the following cannot be used to fill a balloon that will float in air at STP? O NO O NH3 O HF O Ne O CH4

1(a) A reaction is observed to have the following rate constants at the indicated temperatures. Assuming the frequency factor remains the same, estimate the activation energy of the reaction. T (in °C) 20 40 k (in per second) 45 576 O - 97000 J mol1 O -97 J mol1 O -847 J mol1 O - 8.47 J mol 1 -1 O -847000 J mol" 1(b) The density of air at STP is 1.285 g/L. Which of the following cannot be used to fill a balloon that will float in air at STP? O NO O NH3 O HF O Ne O CH4

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 11.ACP: (Section 11-5) A rule of thumb is that for a typical reaction, if concentrations are unchanged, a...
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1(a) A reaction is observed to have the following rate constants at the indicated temperatures. Assuming the frequency factor remains the same, estimate the activation energy of the reaction. T (in °C) 20 40 k (in per second) 45 576 O - 97000 J mol1 O ~97 J mol 1 O ~847 J mol1 O - 8.47 J mol·1 O ~847000 J mol1 1(b) The density of air at STP is 1.285 g/L. Which of the following cannot be used to fill a balloon that will float in air at STP? O NO O NH3 O HE O Ne O CH4
Transcribed Image Text:1(a) A reaction is observed to have the following rate constants at the indicated temperatures. Assuming the frequency factor remains the same, estimate the activation energy of the reaction. T (in °C) 20 40 k (in per second) 45 576 O - 97000 J mol1 O ~97 J mol 1 O ~847 J mol1 O - 8.47 J mol·1 O ~847000 J mol1 1(b) The density of air at STP is 1.285 g/L. Which of the following cannot be used to fill a balloon that will float in air at STP? O NO O NH3 O HE O Ne O CH4
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