What substance is neither an acid nor a base? How does it stay neutral?
Which ion concentration does the pH scale measure? How long is the scale?
The higher the hydrogen ion concentration, the _______ the pH.
The lower the hydrogen ion concentration, the _______ the pH.
A pH of _____ is considered neutral. Acids have values below this number. Bases have values above this number.
What is litmus paper? How is it used to determine if a compound is an acid or base?
A universal indicator can be used to determine the exact pH. What other device can determine an accurate measurement?
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