In which part of the apparatus are the reference and ion selective electrodes placed?
A. Head tank
B. Flow cell
C. Reservoir
D. Solenoid valve
Answer:B
In which part of the apparatus are the reference and ion selective electrodes placed?
A. Head tank B. Flow cell C. Reservoir D. Solenoid valve
Explanation: The reference and ion selective electrodes are placed in the flow cell. Sample is maintained in the constant head tank.