1. The bubbles on the carbon electrode were: a. H2; b. CO2; c. N2; d. N2O4 2. Which travelled through the salt bridge from the cadmium half-cell toward the nitric acid half-cell? a. H+; b. NO3- and H+; c. H+ and Cd2+; d. Cd2+ 3. Which way did the electrons move through the wire? a. From the carbon cathode to the cadmium anode b. From the cadmium anode to the carbon cathode c. a. From the carbon anode to the cadmium cathode d. From the cadmium cathode to carbon anode
1. The bubbles on the carbon electrode were: a. H2; b. CO2; c. N2; d. N2O4 2. Which travelled through the salt bridge from the cadmium half-cell toward the nitric acid half-cell? a. H+; b. NO3- and H+; c. H+ and Cd2+; d. Cd2+ 3. Which way did the electrons move through the wire? a. From the carbon cathode to the cadmium anode b. From the cadmium anode to the carbon cathode c. a. From the carbon anode to the cadmium cathode d. From the cadmium cathode to carbon anode
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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1. The bubbles on the carbon electrode were:
a. H2; b. CO2; c. N2; d. N2O4
2. Which travelled through the salt bridge from the cadmium half-cell toward the nitric acid half-cell?
a. H+; b. NO3- and H+; c. H+ and Cd2+; d. Cd2+
3. Which way did the electrons move through the wire?
a. From the carbon cathode to the cadmium anode
b. From the cadmium anode to the carbon cathode
c. a. From the carbon anode to the cadmium cathode
d. From the cadmium cathode to carbon anode
Transcribed Image Text:V
Cadmium
Carbon
Co
NO,
H20, H,
When a student built the cell above, she concluded that there was a chemical
reaction because she saw bubbles forming on the carbon electrode.
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