Question

the most accurate method to determine pH is ............................

Answer 1

A digital pH meter can be used to obtain the most accurate reading of the pH level

Answer 2

The most accurate method to determine pH is pH meter.

Explanation:

• pH meter, electric device used to measure hydrogen-ion activity (acidity or alkalinity) in solution.

• Fundamentally, a pH meter consists of a voltmeter attached to a pH-responsive electrode and a reference (unvarying) electrode.

• Potentiometric pH meters measure the voltage between two electrodes and display the result converted into the corresponding pH value.

• They comprise a simple electronic amplifier and a pair of electrodes, or alternatively a combination electrode, and some form of display calibrated in pH units.

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