Which electrode will be positive?A certain metal M forms a soluble sulfate salt M2SO4. Suppose the left half cell of a galvanic cell apparatus is filled with a 200. mM solution of M2SO4 and theright 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 20.0 °C.What voltage will the voltmeter show? Assume its positive lead is connected to thepositive electrode.Be sure your answer has a unit symbol, if necessary, and round it to 2 significantdigits.Uleft☐ x10right

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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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A certain metal M forms a soluble nitrate salt MNO3. Suppose the left half cell of a galvanic cell apparatus is filled with a 225. mM solution of MNO3 and the right half cell with a 4.50 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 35.0 °C. x10 Which electrode will be positive? left right X Ś ? 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.
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Suppose the left half cell of a galvanic cell apparatus is filled with a 5.00 M solution of A certain metal M forms a soluble sulfate salt M₂ M₂(SO4)3 and the right half cell with a 2.50 mM 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 30.0 °C. Which electrode will be positive? 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 left right × S
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