A certain metal M forms a soluble nitrate salt M(NO. t M(NO3)2. Suppose the left half cell of a galvanic cell apparatus is filled with a 200. mM solution of M(NO3), and the right half cell with a 2.00 M solution of the same substance. Electrodes made of M are dipped into both solutions and a voltmeter is connected between them. The temperature of the apparatus is held constant at 40.0 °C. O left x10 Which electrode will be positive? O right What voltage will the voltmeter show? Assume its positive lead is connected to the positive electrode. 0 Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. S
A certain metal M forms a soluble nitrate salt M(NO. t M(NO3)2. Suppose the left half cell of a galvanic cell apparatus is filled with a 200. mM solution of M(NO3), and the right half cell with a 2.00 M solution of the same substance. Electrodes made of M are dipped into both solutions and a voltmeter is connected between them. The temperature of the apparatus is held constant at 40.0 °C. O left x10 Which electrode will be positive? O right What voltage will the voltmeter show? Assume its positive lead is connected to the positive electrode. 0 Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. S
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter18: Electrochemistry
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A certain metal M forms a soluble nitrate salt M(NO3)₂. Suppose the left half cell of a galvanic cell apparatus is filled with a 200. mM solution of
M(NO3)2 and the right half cell with a 2.00 M solution of the same substance. Electrodes made of M are dipped into both solutions and a voltmeter
is connected between them. The temperature of the apparatus is held constant at 40.0 °C.
left
x10
Which electrode will be positive?
right
?
What voltage will the voltmeter show? Assume its positive lead is connected to the
positive electrode.
Be sure your answer has a unit symbol, if necessary, and round it to 2 significant
digits.
0
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