Complete the following reactions below. If no reaction occurred, write NR. Cu(s) + CuSO4(aq) —> Cu(s) + ZnSO4(aq) —> Zn(s) + ZnSO4(aq) —> Zn(s) + CuSO4(aq) —> Record the voltage for the Cu-Zn battery and compare this with the calculated voltage Experimental: calculated What happens when the salt bridge is removed? Complete the following reactions below. If no reaction occurred, write NR. Mg(s) + MgSO4(aq) —> Mg(s) + CuSO4(aq) —> Cu(s) + MgSO4(aq) —> Record the voltage for the Cu-Mg battery and compare this with the calculated voltage Experimental: Calculated: Complete the following reactions below. If no reaction occurred, write NR. Zn(s) + MgSO4(aq) —> Mg(s) + ZnSO4(aq) — Record the voltage for the Zn-Mg battery and compare this with the calculated voltage. Experimental: Calculated: Look back at the experimental and calculated voltages for the three batteries constructed above. Why might the experimental voltages be different than the calculated voltages?
Complete the following reactions below. If no reaction occurred, write NR. Cu(s) + CuSO4(aq) —> Cu(s) + ZnSO4(aq) —> Zn(s) + ZnSO4(aq) —> Zn(s) + CuSO4(aq) —> Record the voltage for the Cu-Zn battery and compare this with the calculated voltage Experimental: calculated What happens when the salt bridge is removed? Complete the following reactions below. If no reaction occurred, write NR. Mg(s) + MgSO4(aq) —> Mg(s) + CuSO4(aq) —> Cu(s) + MgSO4(aq) —> Record the voltage for the Cu-Mg battery and compare this with the calculated voltage Experimental: Calculated: Complete the following reactions below. If no reaction occurred, write NR. Zn(s) + MgSO4(aq) —> Mg(s) + ZnSO4(aq) — Record the voltage for the Zn-Mg battery and compare this with the calculated voltage. Experimental: Calculated: Look back at the experimental and calculated voltages for the three batteries constructed above. Why might the experimental voltages be different than the calculated voltages?
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 115AE: The saturated calomel electrode. abbreviated SCE. is often used as a reference electrode in making...
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Question
- Complete the following reactions below. If no reaction occurred, write NR.
Cu(s) + CuSO4(aq) —>
Cu(s) + ZnSO4(aq) —>
Zn(s) + ZnSO4(aq) —>
Zn(s) + CuSO4(aq) —>
- Record the voltage for the Cu-Zn battery and compare this with the calculated voltage Experimental: calculated
- What happens when the salt bridge is removed?
- Complete the following reactions below. If no reaction occurred, write NR.
-
Mg(s) + MgSO4(aq) —>
Mg(s) + CuSO4(aq) —>
Cu(s) + MgSO4(aq) —>
- Record the voltage for the Cu-Mg battery and compare this with the calculated voltage
-
Experimental:
Calculated:
- Complete the following reactions below. If no reaction occurred, write NR.
Zn(s) + MgSO4(aq) —>
Mg(s) + ZnSO4(aq) —
- Record the voltage for the Zn-Mg battery and compare this with the calculated voltage.
-
Experimental:
Calculated:
- Look back at the experimental and calculated voltages for the three batteries constructed above. Why might the experimental voltages be different than the calculated voltages?
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