The Standard Cell Potential (E°)of a Voltaic Cell Constructed Using

question 30

Multiple Choice

The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V:
Zn(s) + (aq) → (aq) + (g)
With = 1.0 atm and [ ] = 1.0 mol L^-1,the cell potential is 0.66 V.The concentration of (aq) in the cathode compartment is ________ mol L^-1.

• A)2.0 × 10^-2
• B)4.2 × 10^-4
• C)1.4 × 10^-1
• D)4.9 × 10¹
• E)1.0 × 10^-12

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Definitions:

Screen Out Data

To screen out data means to filter or remove certain data points or information based on predefined criteria, often used in data processing or analysis.

Shift Register

A PLC function capable of storing and shifting binary data.

Examine for On Instruction

A PLC programming command used to check if a specific input or condition is true (or "on") before executing subsequent instructions.

PLC Sequencer Step

A specific stage or operation in a sequence of actions controlled by a Programmable Logic Controller (PLC) to automate processes.