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Consider this reaction: 2HI (g) →→ H₂(g) + 1₂ (8) At a certain temperature it obeys this rate law. rate = (78.9 M¹.¹) [HI] ² Suppose a vessel contains HI at a concentration of 0.310M. Calculate the concentration of HI in the vessel 0.300 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. OM X 5

Consider this reaction: 2HI (g) →→ H₂(g) + 1₂ (8) At a certain temperature it obeys this rate law. rate = (78.9 M¹.¹) [HI] ² Suppose a vessel contains HI at a concentration of 0.310M. Calculate the concentration of HI in the vessel 0.300 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. OM X 5

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Consider this reaction: 2 HI(g) → H₂ (g) + 1₂ (g) At a certain temperature it obeys this rate law. rate = (78.9 M¹¹) [HI] ² Suppose a vessel contains HI at a concentration of 0.310M. Calculate the concentration of HI in the vessel 0.300 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. X 5
Transcribed Image Text:Consider this reaction: 2 HI(g) → H₂ (g) + 1₂ (g) At a certain temperature it obeys this rate law. rate = (78.9 M¹¹) [HI] ² Suppose a vessel contains HI at a concentration of 0.310M. Calculate the concentration of HI in the vessel 0.300 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. X 5
Expert Solution
Step 1: Determine the concentration of HI after 0.300 seconds from the given data:

G i v e n comma T h e space r e a c t i o n colon 2 space H I subscript left parenthesis g right parenthesis end subscript space rightwards arrow space H subscript 2 space left parenthesis g right parenthesis end subscript space plus space I subscript 2 space left parenthesis g right parenthesis end subscript T h e space r a t e space l a w space o f space t h e space r e a c t i o n colon r a t e space equals space left parenthesis space 78.9 space M to the power of negative 1 end exponent. space s to the power of negative 1 end exponent space right parenthesis space open square brackets H I close square brackets squared t i m e space equals space 0.300 space s e c o n d s

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