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Home Q & A Board Biology-Related Homework Help General Biology
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Preet Preet
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6 years ago
The pH scale measures the
  a. hydroxide ion concentration.
  b. concentration of a water-based solution.
  c. hydrogen ion concentration.
  d. number of water molecules in a solution.
  e. concentration of dissolved solute.

Question 2

Natural sources of antioxidants do not include
  a. vitamin C.
  b. vitamin E.
  c. orange vegetables.
  d. green leafy vegetables.
  e. O2
Textbook 
Human Biology

Human Biology


Edition: 10th
Authors:
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MansiMansi
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Preet Author
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#2
6 years ago
Thank you for answering correctly!
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