Determine the voltage of a galvanic cell composed of Pb(s) in a 1.00 M solution of Pb²+, and Ni(s) in a 1.00 M solution of Ni2+ at 25.00°C. Pb(s)/Pb²+, Eº = -0.126 V Ni(s)/ Ni²+, Eº = -0.257 V

Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
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Chapter20: Electrochemistry
Section20.1: Voltaic Cells
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Determine the voltage of a galvanic cell composed of Pb(s) in a 1.00 M solution of Pb²+, and Ni(s) in a
1.00 M solution of Ni²+ at 25.00°C.
Pb(s)/Pb²+, Eº = -0.126 V
Ni(s)/ Ni²+, Eº = -0.257 V
V
Transcribed Image Text:Determine the voltage of a galvanic cell composed of Pb(s) in a 1.00 M solution of Pb²+, and Ni(s) in a 1.00 M solution of Ni²+ at 25.00°C. Pb(s)/Pb²+, Eº = -0.126 V Ni(s)/ Ni²+, Eº = -0.257 V V
Calculate the pH of a solution of 2.42 M HNO₂ solution. The K₂ for HNO₂ is 4.0 x 10-4.
pH
Transcribed Image Text:Calculate the pH of a solution of 2.42 M HNO₂ solution. The K₂ for HNO₂ is 4.0 x 10-4. pH
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