(A) Electrode potential (X)
(B) pH value ()
(C) Colour intensity (X)
(D) None of these (X)
Answers: Colour comparator is used to measure the pH value.
(A) Electrode potential (X)
(B) pH value ()
(C) Colour intensity (X)
(D) None of these (X)
Answers: Colour comparator is used to measure the pH value.
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