The following redox reaction is used in acidic solution in the Breathalyzer test to determine the level

Question:

The following redox reaction is used in acidic solution in the Breathalyzer test to determine the level of alcohol in blood: H+ (aq) + Cr0,2- (aq) + CH5OH(aq) Cr+ (aq) + CH4O(aq) + HO(1)

Identify the elements undergoing oxidation or reduction and indicate their initial and final oxidation numbers.

(b) Write and balance the oxidation half-reaction.

(c) Write and balance the reduction half-reaction.

(d) Combine the half-reactions to produce a balanced redox equation.

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Chemical Principles The Quest For Insight

ISBN: 9781464183959

7th Edition

Authors: Peter Atkins, Loretta Jones, Leroy Laverman

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Question Posted: Jan 01, 2024 10:57 AM

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The following redox reaction is used in acidic solution in the Breathalyzer test to determine the level

Question:

H+ (aq) + Cr₂O₂²2 (aq) + C₂H5OH(aq) Cr³+ (aq) + C₂H₂O(aq) + H₂O(1)

Step by Step Answer:

a Cr is reduced from 6 to 3 C oxid...View the full answer

Chemical Principles The Quest For Insight

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