Question

 Describe various factors that cause errors in pH measurement.

21 Aug 2025
Answer :
Word Count : 241
In electro-analytical and other methods, pH measurement is subject to several sources of error, which can affect the accuracy and reliability of results. One major factor is electrode condition and type. Glass electrodes, commonly used in pH meters, can age or become coated with contaminants, leading to sluggish response and drift in readings. Electrodes with a cracked or damaged membrane ________ ___ ___ _____ _____ __________ ___ _________ _______.
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