6.1.6. pH Meter

Try these first

1. 1.

   What does pH measure?

   Hint

   Think about acid and base.

2. 2.

   What is the neutral pH value?

   Hint

   What is midway on the pH scale?

3. 3.

   What does a pH meter measure?

   • Temperature
   • pH levels
   • Conductivity

   Hint

   Focus on what pH indicates.

4. 4.

   True or False: Only acidic solutions can be measured using a pH meter.

   • True
   • False

   Hint

   Consider the full range of the pH scale.

5. 5.

   You need to measure the pH of a lake with fluctuating conditions. Describe your approach to ensuring accurate readings.

   Hint

   Think about environmental variability.

6. 6.

   A pH meter shows fluctuating readings during a measurement. How would you determine if the readings are accurate?

   Hint

   Consider redundancy in your measurement process.