Question 79 · LDEK · Etiology and pathogenesis of caries
Which of the following compounds may cause pH increase in the oral cavity by binding hydrogen ions?
- A. urea.
- B. ammonia.
- C. ammonium ion.
- D. uric acid.
- E. lysine.
Hint
Look for the base that accepts a proton to become a cation; note that one option is already the protonated form.
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