A certain metal M forms a soluble sulfate salt M₂SO4. Suppose the left half cell of a galvanic cell apparatus is filled with a 2.50 M solution of M₂SO4 and the right half cell with a 1.25 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 25.0 °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. O left O right 1 olo Ar BH

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A certain metal M forms a soluble sulfate salt M₂SO4. Suppose the left half cell of a galvanic cell apparatus is filled with a
2.50 M solution of M₂SO4 and the right half cell with a 1.25 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
25.0 °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.
Oleft
O right
0
x10
D
X
olo
Ar
8.
Transcribed Image Text:A certain metal M forms a soluble sulfate salt M₂SO4. Suppose the left half cell of a galvanic cell apparatus is filled with a 2.50 M solution of M₂SO4 and the right half cell with a 1.25 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 25.0 °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. Oleft O right 0 x10 D X olo Ar 8.
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