Here’s a look at what acidity and alkalinity mean at the molecular level and how pH is measured, plus a few sample exam questions covering the topic.
- By Ron Trygar, CET
- December 2013
- Exam Tutor
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When operators are asked to define pH, many struggle to describe what it is and how it is measured. Let’s look at those matters — and explore how questions about pH might be worded on a wastewater licensing exam.
The technical definition of pH is: the logarithm of the...
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