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The following reaction occurs spontaneously. 2 H*(aq) + Ca(s) --> Ca²+ (aq) + H₂(g) Write the balanced oxidation half-reaction. A) 2 H*(aq) + 2 e--> H₂(g) B) 2 H(aq)--> H₂(g) + 2 e C) H₂(g) --> 2 H(aq) + 2 e D) Ca(s) + 2 e-> Ca²+ (aq) E) Ca(s)--> Ca2+ (aq) + 2 e B d

The following reaction occurs spontaneously. 2 H*(aq) + Ca(s) --> Ca²+ (aq) + H₂(g) Write the balanced oxidation half-reaction. A) 2 H*(aq) + 2 e--> H₂(g) B) 2 H(aq)--> H₂(g) + 2 e C) H₂(g) --> 2 H(aq) + 2 e D) Ca(s) + 2 e-> Ca²+ (aq) E) Ca(s)--> Ca2+ (aq) + 2 e B d

Chemistry
Chemistry
9th Edition
ISBN:9781133611097
Author:Steven S. Zumdahl
Publisher:Steven S. Zumdahl
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 35E: Consider the following galvanic cell: Label the reducing agent and the oxidizing agent, and describe...
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20.3a 8
Incorrect Question 8 The following reaction occurs spontaneously. 2 H*(aq) + Ca(s) --> Ca²+ (aq) + H₂(g) Write the balanced oxidation half-reaction. A) 2 H*(aq) + 2 e --> H₂(g) B) 2 H(aq) --> H₂(g) + 2 e C) H₂(g) --> 2 H+ (aq) + 2 e D) Ca(s) + 2 e-> Ca²+ (aq) a E) Ca(s)--> Ca2+ (aq) + 2 e
Transcribed Image Text:Incorrect Question 8 The following reaction occurs spontaneously. 2 H*(aq) + Ca(s) --> Ca²+ (aq) + H₂(g) Write the balanced oxidation half-reaction. A) 2 H*(aq) + 2 e --> H₂(g) B) 2 H(aq) --> H₂(g) + 2 e C) H₂(g) --> 2 H+ (aq) + 2 e D) Ca(s) + 2 e-> Ca²+ (aq) a E) Ca(s)--> Ca2+ (aq) + 2 e
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