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19 December, 08:28

Which of these is true about a pH meter?

A. It is inexpensive to use.

B. It measures pH indirectly.

C. It does not require calibration.

D. It can be used in any acid-base titration.

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Answers (1)
  1. 19 December, 08:34
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    The pH meter measure the concentration of the hydrogen (+) ion, and the concentration of Hydroxide (-). Hydrogen is acidic, Hydroxide is basic.

    The answer is D.
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